81334408

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{23159}}^1$

素因数の和:23604

約数の個数: 16

約数和(自身を含む): 152856000

約数和(自身を除く): 71521592

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 23159, 46318, 92636, 185272, 10166801, 20333602, 40667204, 81334408]

約数ペア:

[(1, 81334408), (2, 40667204), (4, 20333602), (8, 10166801), (439, 185272), (878, 92636), (1756, 46318), (3512, 23159)]