28201004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{5591}}^1$

素因数の和:5705

約数の個数: 24

約数和(自身を含む): 53705568

約数和(自身を除く): 25504564

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 5591, 11182, 22364, 72683, 145366, 290732, 542327, 1084654, 2169308, 7050251, 14100502, 28201004]

約数ペア:

[(1, 28201004), (2, 14100502), (4, 7050251), (13, 2169308), (26, 1084654), (52, 542327), (97, 290732), (194, 145366), (388, 72683), (1261, 22364), (2522, 11182), (5044, 5591)]