28327988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{6121}}^1$

素因数の和:6227

約数の個数: 24

約数和(自身を含む): 53996040

約数和(自身を除く): 25668052

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 6121, 12242, 24484, 79573, 159146, 318292, 544769, 1089538, 2179076, 7081997, 14163994, 28327988]

約数ペア:

[(1, 28327988), (2, 14163994), (4, 7081997), (13, 2179076), (26, 1089538), (52, 544769), (89, 318292), (178, 159146), (356, 79573), (1157, 24484), (2314, 12242), (4628, 6121)]