81403427

素因数分解:

$7^1\times {\mathrm{31}}^2\times {\mathrm{12101}}^1$

素因数の和:12170

約数の個数: 12

約数和(自身を含む): 96138288

約数和(自身を除く): 14734861

約数列:

[1, 7, 31, 217, 961, 6727, 12101, 84707, 375131, 2625917, 11629061, 81403427]

約数ペア:

[(1, 81403427), (7, 11629061), (31, 2625917), (217, 375131), (961, 84707), (6727, 12101)]