261884161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{10729}}^1$

素因数の和:11064

約数の個数: 16

約数和(自身を含む): 327565440

約数和(自身を除く): 65681279

約数列:

[1, 7, 11, 77, 317, 2219, 3487, 10729, 24409, 75103, 118019, 826133, 3401093, 23807651, 37412023, 261884161]

約数ペア:

[(1, 261884161), (7, 37412023), (11, 23807651), (77, 3401093), (317, 826133), (2219, 118019), (3487, 75103), (10729, 24409)]