40819107

素因数分解:

$3^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{3911}}^1$

素因数の和:3999

約数の個数: 24

約数和(自身を含む): 64219392

約数和(自身を除く): 23400285

約数列:

[1, 3, 7, 21, 49, 71, 147, 213, 497, 1491, 3479, 3911, 10437, 11733, 27377, 82131, 191639, 277681, 574917, 833043, 1943767, 5831301, 13606369, 40819107]

約数ペア:

[(1, 40819107), (3, 13606369), (7, 5831301), (21, 1943767), (49, 833043), (71, 574917), (147, 277681), (213, 191639), (497, 82131), (1491, 27377), (3479, 11733), (3911, 10437)]