87212251

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{18679}}^1$

素因数の和:18738

約数の個数: 16

約数和(自身を含む): 107596800

約数和(自身を除く): 20384549

約数列:

[1, 7, 23, 29, 161, 203, 667, 4669, 18679, 130753, 429617, 541691, 3007319, 3791837, 12458893, 87212251]

約数ペア:

[(1, 87212251), (7, 12458893), (23, 3791837), (29, 3007319), (161, 541691), (203, 429617), (667, 130753), (4669, 18679)]