51781496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{497899}}^1$

素因数の和:497918

約数の個数: 16

約数和(自身を含む): 104559000

約数和(自身を除く): 52777504

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 497899, 995798, 1991596, 3983192, 6472687, 12945374, 25890748, 51781496]

約数ペア:

[(1, 51781496), (2, 25890748), (4, 12945374), (8, 6472687), (13, 3983192), (26, 1991596), (52, 995798), (104, 497899)]