291690130

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{178951}}^1$

素因数の和:179121

約数の個数: 16

約数和(自身を含む): 528266304

約数和(自身を除く): 236576174

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 178951, 357902, 894755, 1789510, 29169013, 58338026, 145845065, 291690130]

約数ペア:

[(1, 291690130), (2, 145845065), (5, 58338026), (10, 29169013), (163, 1789510), (326, 894755), (815, 357902), (1630, 178951)]