522207

素因数分解:

$3^5\times 7^1\times {\mathrm{307}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 896896

約数和(自身を除く): 374689

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 307, 567, 921, 1701, 2149, 2763, 6447, 8289, 19341, 24867, 58023, 74601, 174069, 522207]

約数ペア:

[(1, 522207), (3, 174069), (7, 74601), (9, 58023), (21, 24867), (27, 19341), (63, 8289), (81, 6447), (189, 2763), (243, 2149), (307, 1701), (567, 921)]