81275685

素因数分解:

$3^1\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{3449}}^1$

素因数の和:5028

約数の個数: 16

約数和(自身を含む): 130161600

約数和(自身を除く): 48885915

約数列:

[1, 3, 5, 15, 1571, 3449, 4713, 7855, 10347, 17245, 23565, 51735, 5418379, 16255137, 27091895, 81275685]

約数ペア:

[(1, 81275685), (3, 27091895), (5, 16255137), (15, 5418379), (1571, 51735), (3449, 23565), (4713, 17245), (7855, 10347)]