90221475

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{16943}}^1$

素因数の和:17027

約数の個数: 24

約数和(自身を含む): 151276032

約数和(自身を除く): 61054557

約数列:

[1, 3, 5, 15, 25, 71, 75, 213, 355, 1065, 1775, 5325, 16943, 50829, 84715, 254145, 423575, 1202953, 1270725, 3608859, 6014765, 18044295, 30073825, 90221475]

約数ペア:

[(1, 90221475), (3, 30073825), (5, 18044295), (15, 6014765), (25, 3608859), (71, 1270725), (75, 1202953), (213, 423575), (355, 254145), (1065, 84715), (1775, 50829), (5325, 16943)]