81617588

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{1423}}^1$

素因数の和:2543

約数の個数: 24

約数和(自身を含む): 154065408

約数和(自身を除く): 72447820

約数列:

[1, 2, 4, 13, 26, 52, 1103, 1423, 2206, 2846, 4412, 5692, 14339, 18499, 28678, 36998, 57356, 73996, 1569569, 3139138, 6278276, 20404397, 40808794, 81617588]

約数ペア:

[(1, 81617588), (2, 40808794), (4, 20404397), (13, 6278276), (26, 3139138), (52, 1569569), (1103, 73996), (1423, 57356), (2206, 36998), (2846, 28678), (4412, 18499), (5692, 14339)]