2521590911

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{2351}}^1$

素因数の和:2484

約数の個数: 32

約数和(自身を含む): 3048192000

約数和(自身を除く): 526601089

約数列:

[1, 7, 49, 53, 59, 343, 371, 413, 2351, 2597, 2891, 3127, 16457, 18179, 20237, 21889, 115199, 124603, 138709, 153223, 806393, 872221, 970963, 1072561, 6105547, 6796741, 7351577, 42738829, 47577187, 51461039, 360227273, 2521590911]

約数ペア:

[(1, 2521590911), (7, 360227273), (49, 51461039), (53, 47577187), (59, 42738829), (343, 7351577), (371, 6796741), (413, 6105547), (2351, 1072561), (2597, 970963), (2891, 872221), (3127, 806393), (16457, 153223), (18179, 138709), (20237, 124603), (21889, 115199)]