129411981

素因数分解:

$3^2\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{1019}}^1$

素因数の和:1265

約数の個数: 24

約数和(自身を含む): 190307520

約数和(自身を除く): 60895539

約数列:

[1, 3, 9, 103, 137, 309, 411, 927, 1019, 1233, 3057, 9171, 14111, 42333, 104957, 126999, 139603, 314871, 418809, 944613, 1256427, 14379109, 43137327, 129411981]

約数ペア:

[(1, 129411981), (3, 43137327), (9, 14379109), (103, 1256427), (137, 944613), (309, 418809), (411, 314871), (927, 139603), (1019, 126999), (1233, 104957), (3057, 42333), (9171, 14111)]