15727621

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{431}}^1$

素因数の和:852

約数の個数: 16

約数和(自身を含む): 19450368

約数和(自身を除く): 3722747

約数列:

[1, 7, 13, 91, 401, 431, 2807, 3017, 5213, 5603, 36491, 39221, 172831, 1209817, 2246803, 15727621]

約数ペア:

[(1, 15727621), (7, 2246803), (13, 1209817), (91, 172831), (401, 39221), (431, 36491), (2807, 5603), (3017, 5213)]