201680395

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{43987}}^1$

素因数の和:44130

約数の個数: 16

約数和(自身を含む): 278707968

約数和(自身を除く): 77027573

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 43987, 219935, 307909, 1539545, 5762297, 28811485, 40336079, 201680395]

約数ペア:

[(1, 201680395), (5, 40336079), (7, 28811485), (35, 5762297), (131, 1539545), (655, 307909), (917, 219935), (4585, 43987)]