28678276

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3089}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 55026720

約数和(自身を除く): 26348444

約数列:

[1, 2, 4, 11, 22, 44, 211, 422, 844, 2321, 3089, 4642, 6178, 9284, 12356, 33979, 67958, 135916, 651779, 1303558, 2607116, 7169569, 14339138, 28678276]

約数ペア:

[(1, 28678276), (2, 14339138), (4, 7169569), (11, 2607116), (22, 1303558), (44, 651779), (211, 135916), (422, 67958), (844, 33979), (2321, 12356), (3089, 9284), (4642, 6178)]