898162425

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{6247}}^1$

素因数の和:6340

約数の個数: 60

約数和(自身を含む): 1687409856

約数和(自身を除く): 789247431

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 135, 213, 225, 355, 405, 639, 675, 1065, 1775, 1917, 2025, 3195, 5325, 5751, 6247, 9585, 15975, 18741, 28755, 31235, 47925, 56223, 93705, 143775, 156175, 168669, 281115, 443537, 468525, 506007, 843345, 1330611, 1405575, 2217685, 2530035, 3991833, 4216725, 6653055, 11088425, 11975499, 12650175, 19959165, 33265275, 35926497, 59877495, 99795825, 179632485, 299387475, 898162425]

約数ペア:

[(1, 898162425), (3, 299387475), (5, 179632485), (9, 99795825), (15, 59877495), (25, 35926497), (27, 33265275), (45, 19959165), (71, 12650175), (75, 11975499), (81, 11088425), (135, 6653055), (213, 4216725), (225, 3991833), (355, 2530035), (405, 2217685), (639, 1405575), (675, 1330611), (1065, 843345), (1775, 506007), (1917, 468525), (2025, 443537), (3195, 281115), (5325, 168669), (5751, 156175), (6247, 143775), (9585, 93705), (15975, 56223), (18741, 47925), (28755, 31235)]