81703816

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{249097}}^1$

素因数の和:249144

約数の個数: 16

約数和(自身を含む): 156931740

約数和(自身を除く): 75227924

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 249097, 498194, 996388, 1992776, 10212977, 20425954, 40851908, 81703816]

約数ペア:

[(1, 81703816), (2, 40851908), (4, 20425954), (8, 10212977), (41, 1992776), (82, 996388), (164, 498194), (328, 249097)]