291222893

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{593}}^1\times {\mathrm{1021}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 322960176

約数和(自身を除く): 31737283

約数列:

[1, 13, 37, 481, 593, 1021, 7709, 13273, 21941, 37777, 285233, 491101, 605453, 7870889, 22401761, 291222893]

約数ペア:

[(1, 291222893), (13, 22401761), (37, 7870889), (481, 605453), (593, 491101), (1021, 285233), (7709, 37777), (13273, 21941)]