31556481

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 47984640

約数和(自身を除く): 16428159

約数列:

[1, 3, 11, 31, 33, 93, 109, 283, 327, 341, 849, 1023, 1199, 3113, 3379, 3597, 8773, 9339, 10137, 26319, 30847, 37169, 92541, 96503, 111507, 289509, 339317, 956257, 1017951, 2868771, 10518827, 31556481]

約数ペア:

[(1, 31556481), (3, 10518827), (11, 2868771), (31, 1017951), (33, 956257), (93, 339317), (109, 289509), (283, 111507), (327, 96503), (341, 92541), (849, 37169), (1023, 30847), (1199, 26319), (3113, 10137), (3379, 9339), (3597, 8773)]