87654398

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{10771}}^1$

素因数の和:11099

約数の個数: 16

約数和(自身を含む): 142061136

約数和(自身を除く): 54406738

約数列:

[1, 2, 13, 26, 313, 626, 4069, 8138, 10771, 21542, 140023, 280046, 3371323, 6742646, 43827199, 87654398]

約数ペア:

[(1, 87654398), (2, 43827199), (13, 6742646), (26, 3371323), (313, 280046), (626, 140023), (4069, 21542), (8138, 10771)]