81106512

素因数分解:

$2^4\times 3^1\times {\mathrm{1689719}}^1$

素因数の和:1689730

約数の個数: 20

約数和(自身を含む): 209525280

約数和(自身を除く): 128418768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1689719, 3379438, 5069157, 6758876, 10138314, 13517752, 20276628, 27035504, 40553256, 81106512]

約数ペア:

[(1, 81106512), (2, 40553256), (3, 27035504), (4, 20276628), (6, 13517752), (8, 10138314), (12, 6758876), (16, 5069157), (24, 3379438), (48, 1689719)]