40872489

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{45263}}^1$

素因数の和:45316

約数の個数: 16

約数和(自身を含む): 63731712

約数和(自身を除く): 22859223

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 45263, 135789, 316841, 950523, 1946309, 5838927, 13624163, 40872489]

約数ペア:

[(1, 40872489), (3, 13624163), (7, 5838927), (21, 1946309), (43, 950523), (129, 316841), (301, 135789), (903, 45263)]