156917313

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{35081}}^1$

素因数の和:35165

約数の個数: 24

約数和(自身を含む): 262694016

約数和(自身を除く): 105776703

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 35081, 105243, 245567, 315729, 736701, 2210103, 2490751, 7472253, 17435257, 22416759, 52305771, 156917313]

約数ペア:

[(1, 156917313), (3, 52305771), (7, 22416759), (9, 17435257), (21, 7472253), (63, 2490751), (71, 2210103), (213, 736701), (497, 315729), (639, 245567), (1491, 105243), (4473, 35081)]