9001223

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 24

約数和(自身を含む): 11706240

約数和(自身を除く): 2705017

約数列:

[1, 7, 11, 29, 77, 139, 203, 319, 841, 973, 1529, 2233, 4031, 5887, 9251, 10703, 28217, 44341, 64757, 116899, 310387, 818293, 1285889, 9001223]

約数ペア:

[(1, 9001223), (7, 1285889), (11, 818293), (29, 310387), (77, 116899), (139, 64757), (203, 44341), (319, 28217), (841, 10703), (973, 9251), (1529, 5887), (2233, 4031)]