28724553

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{2029}}^1$

素因数の和:2070

約数の個数: 36

約数和(自身を含む): 49138180

約数和(自身を除く): 20413627

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 121, 143, 363, 429, 1089, 1287, 1573, 2029, 4719, 6087, 14157, 18261, 22319, 26377, 66957, 79131, 200871, 237393, 245509, 290147, 736527, 870441, 2209581, 2611323, 3191617, 9574851, 28724553]

約数ペア:

[(1, 28724553), (3, 9574851), (9, 3191617), (11, 2611323), (13, 2209581), (33, 870441), (39, 736527), (99, 290147), (117, 245509), (121, 237393), (143, 200871), (363, 79131), (429, 66957), (1089, 26377), (1287, 22319), (1573, 18261), (2029, 14157), (4719, 6087)]