56211651

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{6871}}^1$

素因数の和:6984

約数の個数: 20

約数和(自身を含む): 84814224

約数和(自身を除く): 28602573

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 6871, 8181, 20613, 61839, 185517, 556551, 693971, 2081913, 6245739, 18737217, 56211651]

約数ペア:

[(1, 56211651), (3, 18737217), (9, 6245739), (27, 2081913), (81, 693971), (101, 556551), (303, 185517), (909, 61839), (2727, 20613), (6871, 8181)]