81167895

素因数分解:

$3^2\times 5^1\times {\mathrm{1213}}^1\times {\mathrm{1487}}^1$

素因数の和:2711

約数の個数: 24

約数和(自身を含む): 140901696

約数和(自身を除く): 59733801

約数列:

[1, 3, 5, 9, 15, 45, 1213, 1487, 3639, 4461, 6065, 7435, 10917, 13383, 18195, 22305, 54585, 66915, 1803731, 5411193, 9018655, 16233579, 27055965, 81167895]

約数ペア:

[(1, 81167895), (3, 27055965), (5, 16233579), (9, 9018655), (15, 5411193), (45, 1803731), (1213, 66915), (1487, 54585), (3639, 22305), (4461, 18195), (6065, 13383), (7435, 10917)]