220105989

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{2521}}^1$

素因数の和:2725

約数の個数: 24

約数和(自身を含む): 324581400

約数和(自身を除く): 104475411

約数列:

[1, 3, 9, 89, 109, 267, 327, 801, 981, 2521, 7563, 9701, 22689, 29103, 87309, 224369, 274789, 673107, 824367, 2019321, 2473101, 24456221, 73368663, 220105989]

約数ペア:

[(1, 220105989), (3, 73368663), (9, 24456221), (89, 2473101), (109, 2019321), (267, 824367), (327, 673107), (801, 274789), (981, 224369), (2521, 87309), (7563, 29103), (9701, 22689)]