129642723

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6703}}^1$

素因数の和:7023

約数の個数: 24

約数和(自身を含む): 214742528

約数和(自身を除く): 85099805

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 6447, 6703, 19341, 20109, 46921, 60327, 140763, 422289, 2057821, 6173463, 14404747, 18520389, 43214241, 129642723]

約数ペア:

[(1, 129642723), (3, 43214241), (7, 18520389), (9, 14404747), (21, 6173463), (63, 2057821), (307, 422289), (921, 140763), (2149, 60327), (2763, 46921), (6447, 20109), (6703, 19341)]