31729789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1$

素因数の和:1260

約数の個数: 16

約数和(自身を含む): 39191040

約数和(自身を除く): 7461251

約数列:

[1, 7, 13, 91, 431, 809, 3017, 5603, 5663, 10517, 39221, 73619, 348679, 2440753, 4532827, 31729789]

約数ペア:

[(1, 31729789), (7, 4532827), (13, 2440753), (91, 348679), (431, 73619), (809, 39221), (3017, 10517), (5603, 5663)]