25952017

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 32864832

約数和(自身を除く): 6912815

約数列:

[1, 7, 13, 49, 91, 131, 311, 637, 917, 1703, 2177, 4043, 6419, 11921, 15239, 28301, 40741, 83447, 198107, 285187, 529633, 1996309, 3707431, 25952017]

約数ペア:

[(1, 25952017), (7, 3707431), (13, 1996309), (49, 529633), (91, 285187), (131, 198107), (311, 83447), (637, 40741), (917, 28301), (1703, 15239), (2177, 11921), (4043, 6419)]