727731256

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{1777}}^1$

素因数の和:1964

約数の個数: 64

約数和(自身を含む): 1597639680

約数和(自身を除く): 869908424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 103, 142, 206, 284, 412, 497, 568, 721, 824, 994, 1442, 1777, 1988, 2884, 3554, 3976, 5768, 7108, 7313, 12439, 14216, 14626, 24878, 29252, 49756, 51191, 58504, 99512, 102382, 126167, 183031, 204764, 252334, 366062, 409528, 504668, 732124, 883169, 1009336, 1281217, 1464248, 1766338, 2562434, 3532676, 5124868, 7065352, 10249736, 12995201, 25990402, 51980804, 90966407, 103961608, 181932814, 363865628, 727731256]

約数ペア:

[(1, 727731256), (2, 363865628), (4, 181932814), (7, 103961608), (8, 90966407), (14, 51980804), (28, 25990402), (56, 12995201), (71, 10249736), (103, 7065352), (142, 5124868), (206, 3532676), (284, 2562434), (412, 1766338), (497, 1464248), (568, 1281217), (721, 1009336), (824, 883169), (994, 732124), (1442, 504668), (1777, 409528), (1988, 366062), (2884, 252334), (3554, 204764), (3976, 183031), (5768, 126167), (7108, 102382), (7313, 99512), (12439, 58504), (14216, 51191), (14626, 49756), (24878, 29252)]