139332848

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{280913}}^1$

素因数の和:280952

約数の個数: 20

約数和(自身を含む): 278666688

約数和(自身を除く): 139333840

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 280913, 561826, 1123652, 2247304, 4494608, 8708303, 17416606, 34833212, 69666424, 139332848]

約数ペア:

[(1, 139332848), (2, 69666424), (4, 34833212), (8, 17416606), (16, 8708303), (31, 4494608), (62, 2247304), (124, 1123652), (248, 561826), (496, 280913)]