128170427

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{593}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 163330992

約数和(自身を除く): 35160565

約数列:

[1, 7, 11, 49, 77, 401, 539, 593, 2807, 4151, 4411, 6523, 19649, 29057, 30877, 45661, 216139, 237793, 319627, 1664551, 2615723, 11651857, 18310061, 128170427]

約数ペア:

[(1, 128170427), (7, 18310061), (11, 11651857), (49, 2615723), (77, 1664551), (401, 319627), (539, 237793), (593, 216139), (2807, 45661), (4151, 30877), (4411, 29057), (6523, 19649)]