16889131

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1174

約数の個数: 16

約数和(自身を含む): 20167360

約数和(自身を除く): 3278229

約数列:

[1, 7, 37, 61, 259, 427, 1069, 2257, 7483, 15799, 39553, 65209, 276871, 456463, 2412733, 16889131]

約数ペア:

[(1, 16889131), (7, 2412733), (37, 456463), (61, 276871), (259, 65209), (427, 39553), (1069, 15799), (2257, 7483)]