210908929

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{22637}}^1$

素因数の和:22677

約数の個数: 16

約数和(自身を含む): 265136256

約数和(自身を除く): 54227327

約数列:

[1, 7, 11, 77, 121, 847, 1331, 9317, 22637, 158459, 249007, 1743049, 2739077, 19173539, 30129847, 210908929]

約数ペア:

[(1, 210908929), (7, 30129847), (11, 19173539), (77, 2739077), (121, 1743049), (847, 249007), (1331, 158459), (9317, 22637)]