28575965

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 38064600

約数和(自身を除く): 9488635

約数列:

[1, 5, 11, 55, 121, 149, 317, 605, 745, 1585, 1639, 3487, 8195, 17435, 18029, 38357, 47233, 90145, 191785, 236165, 519563, 2597815, 5715193, 28575965]

約数ペア:

[(1, 28575965), (5, 5715193), (11, 2597815), (55, 519563), (121, 236165), (149, 191785), (317, 90145), (605, 47233), (745, 38357), (1585, 18029), (1639, 17435), (3487, 8195)]