28827956

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{263}}^1\times {\mathrm{409}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 51522240

約数和(自身を除く): 22694284

約数列:

[1, 2, 4, 67, 134, 263, 268, 409, 526, 818, 1052, 1636, 17621, 27403, 35242, 54806, 70484, 107567, 109612, 215134, 430268, 7206989, 14413978, 28827956]

約数ペア:

[(1, 28827956), (2, 14413978), (4, 7206989), (67, 430268), (134, 215134), (263, 109612), (268, 107567), (409, 70484), (526, 54806), (818, 35242), (1052, 27403), (1636, 17621)]