211949892

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{11}}^2\times {\mathrm{331}}^1$

素因数の和:380

約数の個数: 216

約数和(自身を含む): 704729760

約数和(自身を除く): 492779868

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 49, 54, 63, 66, 77, 84, 98, 99, 108, 121, 126, 132, 147, 154, 189, 196, 198, 231, 242, 252, 294, 297, 308, 331, 363, 378, 396, 441, 462, 484, 539, 588, 594, 662, 693, 726, 756, 847, 882, 924, 993, 1078, 1089, 1188, 1323, 1324, 1386, 1452, 1617, 1694, 1764, 1986, 2079, 2156, 2178, 2317, 2541, 2646, 2772, 2979, 3234, 3267, 3388, 3641, 3972, 4158, 4356, 4634, 4851, 5082, 5292, 5929, 5958, 6468, 6534, 6951, 7282, 7623, 8316, 8937, 9268, 9702, 10164, 10923, 11858, 11916, 13068, 13902, 14553, 14564, 15246, 16219, 17787, 17874, 19404, 20853, 21846, 22869, 23716, 25487, 27804, 29106, 30492, 32438, 32769, 35574, 35748, 40051, 41706, 43692, 45738, 48657, 50974, 53361, 58212, 62559, 64876, 65538, 71148, 76461, 80102, 83412, 91476, 97314, 98307, 101948, 106722, 120153, 125118, 131076, 145971, 152922, 160083, 160204, 178409, 194628, 196614, 213444, 229383, 240306, 250236, 280357, 291942, 305844, 320166, 356818, 360459, 393228, 437913, 458766, 480612, 535227, 560714, 583884, 640332, 688149, 713636, 720918, 841071, 875826, 917532, 1070454, 1081377, 1121428, 1376298, 1441836, 1605681, 1682142, 1751652, 1962499, 2140908, 2162754, 2523213, 2752596, 3211362, 3364284, 3924998, 4325508, 4817043, 5046426, 5887497, 6422724, 7569639, 7849996, 9634086, 10092852, 11774994, 15139278, 17662491, 19268172, 23549988, 30278556, 35324982, 52987473, 70649964, 105974946, 211949892]

約数ペア:

[(1, 211949892), (2, 105974946), (3, 70649964), (4, 52987473), (6, 35324982), (7, 30278556), (9, 23549988), (11, 19268172), (12, 17662491), (14, 15139278), (18, 11774994), (21, 10092852), (22, 9634086), (27, 7849996), (28, 7569639), (33, 6422724), (36, 5887497), (42, 5046426), (44, 4817043), (49, 4325508), (54, 3924998), (63, 3364284), (66, 3211362), (77, 2752596), (84, 2523213), (98, 2162754), (99, 2140908), (108, 1962499), (121, 1751652), (126, 1682142), (132, 1605681), (147, 1441836), (154, 1376298), (189, 1121428), (196, 1081377), (198, 1070454), (231, 917532), (242, 875826), (252, 841071), (294, 720918), (297, 713636), (308, 688149), (331, 640332), (363, 583884), (378, 560714), (396, 535227), (441, 480612), (462, 458766), (484, 437913), (539, 393228), (588, 360459), (594, 356818), (662, 320166), (693, 305844), (726, 291942), (756, 280357), (847, 250236), (882, 240306), (924, 229383), (993, 213444), (1078, 196614), (1089, 194628), (1188, 178409), (1323, 160204), (1324, 160083), (1386, 152922), (1452, 145971), (1617, 131076), (1694, 125118), (1764, 120153), (1986, 106722), (2079, 101948), (2156, 98307), (2178, 97314), (2317, 91476), (2541, 83412), (2646, 80102), (2772, 76461), (2979, 71148), (3234, 65538), (3267, 64876), (3388, 62559), (3641, 58212), (3972, 53361), (4158, 50974), (4356, 48657), (4634, 45738), (4851, 43692), (5082, 41706), (5292, 40051), (5929, 35748), (5958, 35574), (6468, 32769), (6534, 32438), (6951, 30492), (7282, 29106), (7623, 27804), (8316, 25487), (8937, 23716), (9268, 22869), (9702, 21846), (10164, 20853), (10923, 19404), (11858, 17874), (11916, 17787), (13068, 16219), (13902, 15246), (14553, 14564)]