86857729

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2711}}^1$

素因数の和:2940

約数の個数: 16

約数和(自身を含む): 104140800

約数和(自身を除く): 17283071

約数列:

[1, 7, 23, 161, 199, 1393, 2711, 4577, 18977, 32039, 62353, 436471, 539489, 3776423, 12408247, 86857729]

約数ペア:

[(1, 86857729), (7, 12408247), (23, 3776423), (161, 539489), (199, 436471), (1393, 62353), (2711, 32039), (4577, 18977)]