9780781617

素因数分解:

$3^3\times {\mathrm{362251171}}^1$

素因数の和:362251180

約数の個数: 8

約数和(自身を含む): 14490046880

約数和(自身を除く): 4709265263

約数列:

[1, 3, 9, 27, 362251171, 1086753513, 3260260539, 9780781617]

約数ペア:

[(1, 9780781617), (3, 3260260539), (9, 1086753513), (27, 362251171)]