78961991

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{557}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 86780160

約数和(自身を除く): 7818169

約数列:

[1, 17, 31, 269, 527, 557, 4573, 8339, 9469, 17267, 141763, 149833, 293539, 2547161, 4644823, 78961991]

約数ペア:

[(1, 78961991), (17, 4644823), (31, 2547161), (269, 293539), (527, 149833), (557, 141763), (4573, 17267), (8339, 9469)]