13117020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31231}}^1$

素因数の和:31250

約数の個数: 48

約数和(自身を含む): 41975808

約数和(自身を除く): 28858788

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, 31231, 62462, 93693, 124924, 156155, 187386, 218617, 312310, 374772, 437234, 468465, 624620, 655851, 874468, 936930, 1093085, 1311702, 1873860, 2186170, 2623404, 3279255, 4372340, 6558510, 13117020]

約数ペア:

[(1, 13117020), (2, 6558510), (3, 4372340), (4, 3279255), (5, 2623404), (6, 2186170), (7, 1873860), (10, 1311702), (12, 1093085), (14, 936930), (15, 874468), (20, 655851), (21, 624620), (28, 468465), (30, 437234), (35, 374772), (42, 312310), (60, 218617), (70, 187386), (84, 156155), (105, 124924), (140, 93693), (210, 62462), (420, 31231)]