166421665

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{42727}}^1$

素因数の和:42792

約数の個数: 16

約数和(自身を含む): 215349120

約数和(自身を除く): 48927455

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 42727, 213635, 811813, 1751807, 4059065, 8759035, 33284333, 166421665]

約数ペア:

[(1, 166421665), (5, 33284333), (19, 8759035), (41, 4059065), (95, 1751807), (205, 811813), (779, 213635), (3895, 42727)]