17185851

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:984

約数の個数: 20

約数和(自身を含む): 25790424

約数和(自身を除く): 8604573

約数列:

[1, 3, 9, 27, 81, 331, 641, 993, 1923, 2979, 5769, 8937, 17307, 26811, 51921, 212171, 636513, 1909539, 5728617, 17185851]

約数ペア:

[(1, 17185851), (3, 5728617), (9, 1909539), (27, 636513), (81, 212171), (331, 51921), (641, 26811), (993, 17307), (1923, 8937), (2979, 5769)]