740147107

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{656741}}^1$

素因数の和:656778

約数の個数: 12

約数和(自身を含む): 898423056

約数和(自身を除く): 158275949

約数列:

[1, 7, 23, 49, 161, 1127, 656741, 4597187, 15105043, 32180309, 105735301, 740147107]

約数ペア:

[(1, 740147107), (7, 105735301), (23, 32180309), (49, 15105043), (161, 4597187), (1127, 656741)]