40205991

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{26227}}^1$

素因数の和:26310

約数の個数: 16

約数和(自身を含む): 62107904

約数和(自身を除く): 21901913

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 26227, 78681, 183589, 550767, 1914571, 5743713, 13401997, 40205991]

約数ペア:

[(1, 40205991), (3, 13401997), (7, 5743713), (21, 1914571), (73, 550767), (219, 183589), (511, 78681), (1533, 26227)]