72721404

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{288577}}^1$

素因数の和:288594

約数の個数: 36

約数和(自身を含む): 210084784

約数和(自身を除く): 137363380

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 288577, 577154, 865731, 1154308, 1731462, 2020039, 2597193, 3462924, 4040078, 5194386, 6060117, 8080156, 10388772, 12120234, 18180351, 24240468, 36360702, 72721404]

約数ペア:

[(1, 72721404), (2, 36360702), (3, 24240468), (4, 18180351), (6, 12120234), (7, 10388772), (9, 8080156), (12, 6060117), (14, 5194386), (18, 4040078), (21, 3462924), (28, 2597193), (36, 2020039), (42, 1731462), (63, 1154308), (84, 865731), (126, 577154), (252, 288577)]