291559996

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 694987776

約数和(自身を除く): 403427780

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 49, 52, 53, 68, 91, 98, 106, 119, 127, 182, 196, 212, 221, 238, 254, 364, 371, 442, 476, 508, 637, 689, 742, 833, 884, 889, 901, 1274, 1378, 1484, 1547, 1651, 1666, 1778, 1802, 2159, 2548, 2597, 2756, 3094, 3302, 3332, 3556, 3604, 4318, 4823, 5194, 6188, 6223, 6307, 6604, 6731, 8636, 9646, 10388, 10829, 11557, 11713, 12446, 12614, 13462, 15113, 19292, 21658, 23114, 23426, 24892, 25228, 26924, 28067, 30226, 33761, 43316, 44149, 46228, 46852, 47117, 56134, 60452, 67522, 80899, 81991, 87503, 88298, 94234, 105791, 112268, 114427, 135044, 161798, 163982, 175006, 176596, 188468, 196469, 211582, 228854, 323596, 327964, 329819, 350012, 392938, 423164, 457708, 573937, 612521, 659638, 785876, 800989, 1147874, 1225042, 1319276, 1375283, 1487551, 1601978, 2295748, 2450084, 2750566, 2975102, 3203956, 4287647, 5501132, 5606923, 5950204, 8575294, 10412857, 11213846, 17150588, 20825714, 22427692, 41651428, 72889999, 145779998, 291559996]

約数ペア:

[(1, 291559996), (2, 145779998), (4, 72889999), (7, 41651428), (13, 22427692), (14, 20825714), (17, 17150588), (26, 11213846), (28, 10412857), (34, 8575294), (49, 5950204), (52, 5606923), (53, 5501132), (68, 4287647), (91, 3203956), (98, 2975102), (106, 2750566), (119, 2450084), (127, 2295748), (182, 1601978), (196, 1487551), (212, 1375283), (221, 1319276), (238, 1225042), (254, 1147874), (364, 800989), (371, 785876), (442, 659638), (476, 612521), (508, 573937), (637, 457708), (689, 423164), (742, 392938), (833, 350012), (884, 329819), (889, 327964), (901, 323596), (1274, 228854), (1378, 211582), (1484, 196469), (1547, 188468), (1651, 176596), (1666, 175006), (1778, 163982), (1802, 161798), (2159, 135044), (2548, 114427), (2597, 112268), (2756, 105791), (3094, 94234), (3302, 88298), (3332, 87503), (3556, 81991), (3604, 80899), (4318, 67522), (4823, 60452), (5194, 56134), (6188, 47117), (6223, 46852), (6307, 46228), (6604, 44149), (6731, 43316), (8636, 33761), (9646, 30226), (10388, 28067), (10829, 26924), (11557, 25228), (11713, 24892), (12446, 23426), (12614, 23114), (13462, 21658), (15113, 19292)]