40407987

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1871}}^1$

素因数の和:2210

約数の個数: 16

約数和(自身を含む): 56429568

約数和(自身を除く): 16021581

約数列:

[1, 3, 23, 69, 313, 939, 1871, 5613, 7199, 21597, 43033, 129099, 585623, 1756869, 13469329, 40407987]

約数ペア:

[(1, 40407987), (3, 13469329), (23, 1756869), (69, 585623), (313, 129099), (939, 43033), (1871, 21597), (5613, 7199)]