156928445

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1\times {\mathrm{487}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 201352704

約数和(自身を除く): 44424259

約数列:

[1, 5, 17, 85, 223, 289, 487, 1115, 1445, 2435, 3791, 8279, 18955, 41395, 64447, 108601, 140743, 322235, 543005, 703715, 1846217, 9231085, 31385689, 156928445]

約数ペア:

[(1, 156928445), (5, 31385689), (17, 9231085), (85, 1846217), (223, 703715), (289, 543005), (487, 322235), (1115, 140743), (1445, 108601), (2435, 64447), (3791, 41395), (8279, 18955)]