127920051

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{14821}}^1$

素因数の和:14971

約数の個数: 24

約数和(自身を含む): 212725344

約数和(自身を除く): 84805293

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 14821, 44463, 103747, 133389, 311241, 933723, 2030477, 6091431, 14213339, 18274293, 42640017, 127920051]

約数ペア:

[(1, 127920051), (3, 42640017), (7, 18274293), (9, 14213339), (21, 6091431), (63, 2030477), (137, 933723), (411, 311241), (959, 133389), (1233, 103747), (2877, 44463), (8631, 14821)]