81347666

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{4391}}^1$

素因数の和:4609

約数の個数: 16

約数和(自身を含む): 124908480

約数和(自身を除く): 43560814

約数列:

[1, 2, 59, 118, 157, 314, 4391, 8782, 9263, 18526, 259069, 518138, 689387, 1378774, 40673833, 81347666]

約数ペア:

[(1, 81347666), (2, 40673833), (59, 1378774), (118, 689387), (157, 518138), (314, 259069), (4391, 18526), (8782, 9263)]