28907790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18181}}^1$

素因数の和:18244

約数の個数: 32

約数和(自身を含む): 70691616

約数和(自身を除く): 41783826

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 18181, 36362, 54543, 90905, 109086, 181810, 272715, 545430, 963593, 1927186, 2890779, 4817965, 5781558, 9635930, 14453895, 28907790]

約数ペア:

[(1, 28907790), (2, 14453895), (3, 9635930), (5, 5781558), (6, 4817965), (10, 2890779), (15, 1927186), (30, 963593), (53, 545430), (106, 272715), (159, 181810), (265, 109086), (318, 90905), (530, 54543), (795, 36362), (1590, 18181)]