261859587

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1181}}^1\times {\mathrm{6719}}^1$

素因数の和:7914

約数の個数: 16

約数和(自身を含む): 381265920

約数和(自身を除く): 119406333

約数列:

[1, 3, 11, 33, 1181, 3543, 6719, 12991, 20157, 38973, 73909, 221727, 7935139, 23805417, 87286529, 261859587]

約数ペア:

[(1, 261859587), (3, 87286529), (11, 23805417), (33, 7935139), (1181, 221727), (3543, 73909), (6719, 38973), (12991, 20157)]