81431661

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{7517}}^1$

素因数の和:7700

約数の個数: 16

約数和(自身を含む): 114033024

約数和(自身を除く): 32601363

約数列:

[1, 3, 23, 69, 157, 471, 3611, 7517, 10833, 22551, 172891, 518673, 1180169, 3540507, 27143887, 81431661]

約数ペア:

[(1, 81431661), (3, 27143887), (23, 3540507), (69, 1180169), (157, 518673), (471, 172891), (3611, 22551), (7517, 10833)]