25894477

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{641}}^1$

素因数の和:876

約数の個数: 16

約数和(自身を含む): 30816000

約数和(自身を除く): 4921523

約数列:

[1, 7, 29, 199, 203, 641, 1393, 4487, 5771, 18589, 40397, 127559, 130123, 892913, 3699211, 25894477]

約数ペア:

[(1, 25894477), (7, 3699211), (29, 892913), (199, 130123), (203, 127559), (641, 40397), (1393, 18589), (4487, 5771)]