81145687

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{3797}}^1$

素因数の和:3918

約数の個数: 16

約数和(自身を含む): 96256512

約数和(自身を除く): 15110825

約数列:

[1, 7, 43, 71, 301, 497, 3053, 3797, 21371, 26579, 163271, 269587, 1142897, 1887109, 11592241, 81145687]

約数ペア:

[(1, 81145687), (7, 11592241), (43, 1887109), (71, 1142897), (301, 269587), (497, 163271), (3053, 26579), (3797, 21371)]