51990911

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{3697}}^1$

素因数の和:3759

約数の個数: 16

約数和(自身を含む): 62126400

約数和(自身を除く): 10135489

約数列:

[1, 7, 41, 49, 287, 343, 2009, 3697, 14063, 25879, 151577, 181153, 1061039, 1268071, 7427273, 51990911]

約数ペア:

[(1, 51990911), (7, 7427273), (41, 1268071), (49, 1061039), (287, 181153), (343, 151577), (2009, 25879), (3697, 14063)]