155115789

素因数分解:

$3^1\times {\mathrm{53}}^2\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 214381440

約数和(自身を除く): 59265651

約数列:

[1, 3, 53, 79, 159, 233, 237, 699, 2809, 4187, 8427, 12349, 12561, 18407, 37047, 55221, 221911, 654497, 665733, 975571, 1963491, 2926713, 51705263, 155115789]

約数ペア:

[(1, 155115789), (3, 51705263), (53, 2926713), (79, 1963491), (159, 975571), (233, 665733), (237, 654497), (699, 221911), (2809, 55221), (4187, 37047), (8427, 18407), (12349, 12561)]