81153121

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{2593}}^1$

素因数の和:2880

約数の個数: 16

約数和(自身を含む): 98613504

約数和(自身を除く): 17460383

約数列:

[1, 7, 17, 119, 263, 1841, 2593, 4471, 18151, 31297, 44081, 308567, 681959, 4773713, 11593303, 81153121]

約数ペア:

[(1, 81153121), (7, 11593303), (17, 4773713), (119, 681959), (263, 308567), (1841, 44081), (2593, 31297), (4471, 18151)]