213550428

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{307}}^1$

素因数の和:361

約数の個数: 144

約数和(自身を含む): 631276800

約数和(自身を除く): 417726372

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 169, 182, 196, 273, 294, 307, 338, 343, 364, 507, 546, 588, 614, 637, 676, 686, 921, 1014, 1029, 1092, 1183, 1228, 1274, 1372, 1842, 1911, 2028, 2058, 2149, 2366, 2548, 3549, 3684, 3822, 3991, 4116, 4298, 4459, 4732, 6447, 7098, 7644, 7982, 8281, 8596, 8918, 11973, 12894, 13377, 14196, 15043, 15964, 16562, 17836, 23946, 24843, 25788, 26754, 27937, 30086, 33124, 45129, 47892, 49686, 51883, 53508, 55874, 57967, 60172, 83811, 90258, 99372, 103766, 105301, 111748, 115934, 155649, 167622, 173901, 180516, 195559, 207532, 210602, 231868, 311298, 315903, 335244, 347802, 363181, 391118, 421204, 586677, 622596, 631806, 695604, 726362, 782236, 1089543, 1173354, 1263612, 1368913, 1452724, 2179086, 2346708, 2542267, 2737826, 4106739, 4358172, 5084534, 5475652, 7626801, 8213478, 10169068, 15253602, 16426956, 17795869, 30507204, 35591738, 53387607, 71183476, 106775214, 213550428]

約数ペア:

[(1, 213550428), (2, 106775214), (3, 71183476), (4, 53387607), (6, 35591738), (7, 30507204), (12, 17795869), (13, 16426956), (14, 15253602), (21, 10169068), (26, 8213478), (28, 7626801), (39, 5475652), (42, 5084534), (49, 4358172), (52, 4106739), (78, 2737826), (84, 2542267), (91, 2346708), (98, 2179086), (147, 1452724), (156, 1368913), (169, 1263612), (182, 1173354), (196, 1089543), (273, 782236), (294, 726362), (307, 695604), (338, 631806), (343, 622596), (364, 586677), (507, 421204), (546, 391118), (588, 363181), (614, 347802), (637, 335244), (676, 315903), (686, 311298), (921, 231868), (1014, 210602), (1029, 207532), (1092, 195559), (1183, 180516), (1228, 173901), (1274, 167622), (1372, 155649), (1842, 115934), (1911, 111748), (2028, 105301), (2058, 103766), (2149, 99372), (2366, 90258), (2548, 83811), (3549, 60172), (3684, 57967), (3822, 55874), (3991, 53508), (4116, 51883), (4298, 49686), (4459, 47892), (4732, 45129), (6447, 33124), (7098, 30086), (7644, 27937), (7982, 26754), (8281, 25788), (8596, 24843), (8918, 23946), (11973, 17836), (12894, 16562), (13377, 15964), (14196, 15043)]