31480442

素因数分解:

$2^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{2311}}^1$

素因数の和:2466

約数の個数: 24

約数和(自身を含む): 55349280

約数和(自身を除く): 23868838

約数列:

[1, 2, 7, 14, 49, 98, 139, 278, 973, 1946, 2311, 4622, 6811, 13622, 16177, 32354, 113239, 226478, 321229, 642458, 2248603, 4497206, 15740221, 31480442]

約数ペア:

[(1, 31480442), (2, 15740221), (7, 4497206), (14, 2248603), (49, 642458), (98, 321229), (139, 226478), (278, 113239), (973, 32354), (1946, 16177), (2311, 13622), (4622, 6811)]