31426703

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21481}}^1$

素因数の和:21518

約数の個数: 16

約数和(自身を含む): 41245440

約数和(自身を除く): 9818737

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 21481, 150367, 236291, 408139, 1654037, 2856973, 4489529, 31426703]

約数ペア:

[(1, 31426703), (7, 4489529), (11, 2856973), (19, 1654037), (77, 408139), (133, 236291), (209, 150367), (1463, 21481)]