13015257

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 18009600

約数和(自身を除く): 4994343

約数列:

[1, 3, 31, 93, 349, 401, 1047, 1203, 10819, 12431, 32457, 37293, 139949, 419847, 4338419, 13015257]

約数ペア:

[(1, 13015257), (3, 4338419), (31, 419847), (93, 139949), (349, 37293), (401, 32457), (1047, 12431), (1203, 10819)]