86172191

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1721}}^1$

素因数の和:2062

約数の個数: 16

約数和(自身を含む): 103154688

約数和(自身を除く): 16982497

約数列:

[1, 7, 23, 161, 311, 1721, 2177, 7153, 12047, 39583, 50071, 277081, 535231, 3746617, 12310313, 86172191]

約数ペア:

[(1, 86172191), (7, 12310313), (23, 3746617), (161, 535231), (311, 277081), (1721, 50071), (2177, 39583), (7153, 12047)]