212511305

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{22937}}^1$

素因数の和:23068

約数の個数: 16

約数和(自身を含む): 272503440

約数和(自身を除く): 59992135

約数列:

[1, 5, 17, 85, 109, 545, 1853, 9265, 22937, 114685, 389929, 1949645, 2500133, 12500665, 42502261, 212511305]

約数ペア:

[(1, 212511305), (5, 42502261), (17, 12500665), (85, 2500133), (109, 1949645), (545, 389929), (1853, 114685), (9265, 22937)]