28171585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22811}}^1$

素因数の和:22848

約数の個数: 16

約数和(自身を含む): 38324160

約数和(自身を除く): 10152575

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 22811, 114055, 296543, 433409, 1482715, 2167045, 5634317, 28171585]

約数ペア:

[(1, 28171585), (5, 5634317), (13, 2167045), (19, 1482715), (65, 433409), (95, 296543), (247, 114055), (1235, 22811)]