15214778859

素因数分解:

$3^1\times 7^2\times {\mathrm{1297}}^1\times {\mathrm{79801}}^1$

素因数の和:81115

約数の個数: 24

約数和(自身を含む): 23616923088

約数和(自身を除く): 8402144229

約数列:

[1, 3, 7, 21, 49, 147, 1297, 3891, 9079, 27237, 63553, 79801, 190659, 239403, 558607, 1675821, 3910249, 11730747, 103501897, 310505691, 724513279, 2173539837, 5071592953, 15214778859]

約数ペア:

[(1, 15214778859), (3, 5071592953), (7, 2173539837), (21, 724513279), (49, 310505691), (147, 103501897), (1297, 11730747), (3891, 3910249), (9079, 1675821), (27237, 558607), (63553, 239403), (79801, 190659)]