91980217

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1987}}^1$

素因数の和:2400

約数の個数: 16

約数和(自身を含む): 111646080

約数和(自身を除く): 19665863

約数列:

[1, 7, 17, 119, 389, 1987, 2723, 6613, 13909, 33779, 46291, 236453, 772943, 5410601, 13140031, 91980217]

約数ペア:

[(1, 91980217), (7, 13140031), (17, 5410601), (119, 772943), (389, 236453), (1987, 46291), (2723, 33779), (6613, 13909)]