78139789

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{2797}}^1$

素因数の和:3124

約数の個数: 16

約数和(自身を含む): 96519808

約数和(自身を除く): 18380019

約数列:

[1, 7, 13, 91, 307, 2149, 2797, 3991, 19579, 27937, 36361, 254527, 858679, 6010753, 11162827, 78139789]

約数ペア:

[(1, 78139789), (7, 11162827), (13, 6010753), (91, 858679), (307, 254527), (2149, 36361), (2797, 27937), (3991, 19579)]