210620898

素因数分解:

$2^1\times 3^4\times {\mathrm{1300129}}^1$

素因数の和:1300143

約数の個数: 20

約数和(自身を含む): 471947190

約数和(自身を除く): 261326292

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1300129, 2600258, 3900387, 7800774, 11701161, 23402322, 35103483, 70206966, 105310449, 210620898]

約数ペア:

[(1, 210620898), (2, 105310449), (3, 70206966), (6, 35103483), (9, 23402322), (18, 11701161), (27, 7800774), (54, 3900387), (81, 2600258), (162, 1300129)]