31961799

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1055

約数の個数: 24

約数和(自身を含む): 48157200

約数和(自身を除く): 16195401

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 881, 1251, 2643, 4031, 7929, 12093, 25549, 36279, 76647, 122459, 229941, 367377, 1102131, 3551311, 10653933, 31961799]

約数ペア:

[(1, 31961799), (3, 10653933), (9, 3551311), (29, 1102131), (87, 367377), (139, 229941), (261, 122459), (417, 76647), (881, 36279), (1251, 25549), (2643, 12093), (4031, 7929)]