81402835

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{3643}}^1$

素因数の和:3798

約数の個数: 16

約数和(自身を含む): 101011680

約数和(自身を除く): 19608845

約数列:

[1, 5, 41, 109, 205, 545, 3643, 4469, 18215, 22345, 149363, 397087, 746815, 1985435, 16280567, 81402835]

約数ペア:

[(1, 81402835), (5, 16280567), (41, 1985435), (109, 746815), (205, 397087), (545, 149363), (3643, 22345), (4469, 18215)]