86870475

素因数分解:

$3^4\times 5^2\times {\mathrm{42899}}^1$

素因数の和:42921

約数の個数: 30

約数和(自身を含む): 160917900

約数和(自身を除く): 74047425

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 42899, 128697, 214495, 386091, 643485, 1072475, 1158273, 1930455, 3217425, 3474819, 5791365, 9652275, 17374095, 28956825, 86870475]

約数ペア:

[(1, 86870475), (3, 28956825), (5, 17374095), (9, 9652275), (15, 5791365), (25, 3474819), (27, 3217425), (45, 1930455), (75, 1158273), (81, 1072475), (135, 643485), (225, 386091), (405, 214495), (675, 128697), (2025, 42899)]