40989819

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2621}}^1$

素因数の和:3038

約数の個数: 16

約数和(自身を含む): 59026464

約数和(自身を除く): 18036645

約数列:

[1, 3, 13, 39, 401, 1203, 2621, 5213, 7863, 15639, 34073, 102219, 1051021, 3153063, 13663273, 40989819]

約数ペア:

[(1, 40989819), (3, 13663273), (13, 3153063), (39, 1051021), (401, 102219), (1203, 34073), (2621, 15639), (5213, 7863)]