15731149

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 18892800

約数和(自身を除く): 3161651

約数列:

[1, 7, 23, 161, 199, 491, 1393, 3437, 4577, 11293, 32039, 79051, 97709, 683963, 2247307, 15731149]

約数ペア:

[(1, 15731149), (7, 2247307), (23, 683963), (161, 97709), (199, 79051), (491, 32039), (1393, 11293), (3437, 4577)]