28250638

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{7817}}^1$

素因数の和:7971

約数の個数: 16

約数和(自身を含む): 45969840

約数和(自身を除く): 17719202

約数列:

[1, 2, 13, 26, 139, 278, 1807, 3614, 7817, 15634, 101621, 203242, 1086563, 2173126, 14125319, 28250638]

約数ペア:

[(1, 28250638), (2, 14125319), (13, 2173126), (26, 1086563), (139, 203242), (278, 101621), (1807, 15634), (3614, 7817)]