13231715

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1091

約数の個数: 24

約数和(自身を含む): 18837360

約数和(自身を除く): 5605645

約数列:

[1, 5, 7, 35, 49, 53, 245, 265, 371, 1019, 1855, 2597, 5095, 7133, 12985, 35665, 49931, 54007, 249655, 270035, 378049, 1890245, 2646343, 13231715]

約数ペア:

[(1, 13231715), (5, 2646343), (7, 1890245), (35, 378049), (49, 270035), (53, 249655), (245, 54007), (265, 49931), (371, 35665), (1019, 12985), (1855, 7133), (2597, 5095)]