31038231

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 48936960

約数和(自身を除く): 17898729

約数列:

[1, 3, 7, 21, 53, 79, 159, 237, 353, 371, 553, 1059, 1113, 1659, 2471, 4187, 7413, 12561, 18709, 27887, 29309, 56127, 83661, 87927, 130963, 195209, 392889, 585627, 1478011, 4434033, 10346077, 31038231]

約数ペア:

[(1, 31038231), (3, 10346077), (7, 4434033), (21, 1478011), (53, 585627), (79, 392889), (159, 195209), (237, 130963), (353, 87927), (371, 83661), (553, 56127), (1059, 29309), (1113, 27887), (1659, 18709), (2471, 12561), (4187, 7413)]