31480078

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{28463}}^1$

素因数の和:28551

約数の個数: 16

約数和(自身を含む): 54650880

約数和(自身を除く): 23170802

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 28463, 56926, 199241, 398482, 2248577, 4497154, 15740039, 31480078]

約数ペア:

[(1, 31480078), (2, 15740039), (7, 4497154), (14, 2248577), (79, 398482), (158, 199241), (553, 56926), (1106, 28463)]