13157340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31327}}^1$

素因数の和:31346

約数の個数: 48

約数和(自身を含む): 42104832

約数和(自身を除く): 28947492

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31327, 62654, 93981, 125308, 156635, 187962, 219289, 313270, 375924, 438578, 469905, 626540, 657867, 877156, 939810, 1096445, 1315734, 1879620, 2192890, 2631468, 3289335, 4385780, 6578670, 13157340]

約数ペア:

[(1, 13157340), (2, 6578670), (3, 4385780), (4, 3289335), (5, 2631468), (6, 2192890), (7, 1879620), (10, 1315734), (12, 1096445), (14, 939810), (15, 877156), (20, 657867), (21, 626540), (28, 469905), (30, 438578), (35, 375924), (42, 313270), (60, 219289), (70, 187962), (84, 156635), (105, 125308), (140, 93981), (210, 62654), (420, 31327)]