31135221

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{5021}}^1$

素因数の和:5093

約数の個数: 24

約数和(自身を含む): 49356216

約数和(自身を除く): 18220995

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 477, 689, 2067, 5021, 6201, 15063, 45189, 65273, 195819, 266113, 587457, 798339, 2395017, 3459469, 10378407, 31135221]

約数ペア:

[(1, 31135221), (3, 10378407), (9, 3459469), (13, 2395017), (39, 798339), (53, 587457), (117, 266113), (159, 195819), (477, 65273), (689, 45189), (2067, 15063), (5021, 6201)]