68898788

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{129509}}^1$

素因数の和:129539

約数の個数: 24

約数和(自身を含む): 145051200

約数和(自身を除く): 76152412

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 129509, 259018, 518036, 906563, 1813126, 2460671, 3626252, 4921342, 9842684, 17224697, 34449394, 68898788]

約数ペア:

[(1, 68898788), (2, 34449394), (4, 17224697), (7, 9842684), (14, 4921342), (19, 3626252), (28, 2460671), (38, 1813126), (76, 906563), (133, 518036), (266, 259018), (532, 129509)]