40771521

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17491}}^1$

素因数の和:17541

約数の個数: 24

約数和(自身を含む): 69128384

約数和(自身を除く): 28356863

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 17491, 52473, 122437, 157419, 367311, 647167, 1101933, 1941501, 4530169, 5824503, 13590507, 40771521]

約数ペア:

[(1, 40771521), (3, 13590507), (7, 5824503), (9, 4530169), (21, 1941501), (37, 1101933), (63, 647167), (111, 367311), (259, 157419), (333, 122437), (777, 52473), (2331, 17491)]