39975429

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2197

約数の個数: 24

約数和(自身を含む): 59303712

約数和(自身を除く): 19328283

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 2131, 6253, 6393, 18759, 27703, 78847, 83109, 236541, 360139, 1025011, 1080417, 3075033, 13325143, 39975429]

約数ペア:

[(1, 39975429), (3, 13325143), (13, 3075033), (37, 1080417), (39, 1025011), (111, 360139), (169, 236541), (481, 83109), (507, 78847), (1443, 27703), (2131, 18759), (6253, 6393)]