15855242

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:858

約数の個数: 24

約数和(自身を含む): 26209260

約数和(自身を除く): 10354018

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 769, 793, 1538, 1586, 9997, 10309, 19994, 20618, 46909, 93818, 129961, 259922, 609817, 1219634, 7927621, 15855242]

約数ペア:

[(1, 15855242), (2, 7927621), (13, 1219634), (26, 609817), (61, 259922), (122, 129961), (169, 93818), (338, 46909), (769, 20618), (793, 19994), (1538, 10309), (1586, 9997)]