81109462

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{199777}}^1$

素因数の和:199815

約数の個数: 16

約数和(自身を含む): 143840160

約数和(自身を除く): 62730698

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 199777, 399554, 1398439, 2796878, 5793533, 11587066, 40554731, 81109462]

約数ペア:

[(1, 81109462), (2, 40554731), (7, 11587066), (14, 5793533), (29, 2796878), (58, 1398439), (203, 399554), (406, 199777)]