78040039

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{463}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 98739200

約数和(自身を除く): 20699161

約数列:

[1, 7, 11, 77, 121, 199, 463, 847, 1393, 2189, 3241, 5093, 15323, 24079, 35651, 56023, 92137, 168553, 392161, 644959, 1013507, 7094549, 11148577, 78040039]

約数ペア:

[(1, 78040039), (7, 11148577), (11, 7094549), (77, 1013507), (121, 644959), (199, 392161), (463, 168553), (847, 92137), (1393, 56023), (2189, 35651), (3241, 24079), (5093, 15323)]