315126110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{142591}}^1$

素因数の和:142628

約数の個数: 32

約数和(自身を含む): 646797312

約数和(自身を除く): 331671202

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 142591, 285182, 712955, 1425910, 1853683, 2424047, 3707366, 4848094, 9268415, 12120235, 18536830, 24240470, 31512611, 63025222, 157563055, 315126110]

約数ペア:

[(1, 315126110), (2, 157563055), (5, 63025222), (10, 31512611), (13, 24240470), (17, 18536830), (26, 12120235), (34, 9268415), (65, 4848094), (85, 3707366), (130, 2424047), (170, 1853683), (221, 1425910), (442, 712955), (1105, 285182), (2210, 142591)]