56981385

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{11617}}^1$

素因数の和:11737

約数の個数: 24

約数和(自身を含む): 99682440

約数和(自身を除く): 42701055

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 11617, 34851, 58085, 104553, 174255, 522765, 1266253, 3798759, 6331265, 11396277, 18993795, 56981385]

約数ペア:

[(1, 56981385), (3, 18993795), (5, 11396277), (9, 6331265), (15, 3798759), (45, 1266253), (109, 522765), (327, 174255), (545, 104553), (981, 58085), (1635, 34851), (4905, 11617)]