51516689

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 24

約数和(自身を含む): 62052480

約数和(自身を除く): 10535791

約数列:

[1, 7, 49, 53, 83, 239, 371, 581, 1673, 2597, 4067, 4399, 11711, 12667, 19837, 30793, 88669, 138859, 215551, 620683, 972013, 1051361, 7359527, 51516689]

約数ペア:

[(1, 51516689), (7, 7359527), (49, 1051361), (53, 972013), (83, 620683), (239, 215551), (371, 138859), (581, 88669), (1673, 30793), (2597, 19837), (4067, 12667), (4399, 11711)]