155005347

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1\times {\mathrm{401}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 240814080

約数和(自身を除く): 85808733

約数列:

[1, 3, 7, 21, 79, 233, 237, 401, 553, 699, 1203, 1631, 1659, 2807, 4893, 8421, 18407, 31679, 55221, 93433, 95037, 128849, 221753, 280299, 386547, 654031, 665259, 1962093, 7381207, 22143621, 51668449, 155005347]

約数ペア:

[(1, 155005347), (3, 51668449), (7, 22143621), (21, 7381207), (79, 1962093), (233, 665259), (237, 654031), (401, 386547), (553, 280299), (699, 221753), (1203, 128849), (1631, 95037), (1659, 93433), (2807, 55221), (4893, 31679), (8421, 18407)]