81801731

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{881}}^1$

素因数の和:1282

約数の個数: 16

約数和(自身を含む): 93477888

約数和(自身を除く): 11676157

約数列:

[1, 11, 23, 253, 367, 881, 4037, 8441, 9691, 20263, 92851, 222893, 323327, 3556597, 7436521, 81801731]

約数ペア:

[(1, 81801731), (11, 7436521), (23, 3556597), (253, 323327), (367, 222893), (881, 92851), (4037, 20263), (8441, 9691)]