139491618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3321229}}^1$

素因数の和:3321241

約数の個数: 16

約数和(自身を含む): 318838080

約数和(自身を除く): 179346462

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3321229, 6642458, 9963687, 19927374, 23248603, 46497206, 69745809, 139491618]

約数ペア:

[(1, 139491618), (2, 69745809), (3, 46497206), (6, 23248603), (7, 19927374), (14, 9963687), (21, 6642458), (42, 3321229)]