28939221

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{46601}}^1$

素因数の和:46633

約数の個数: 16

約数和(自身を含む): 44737920

約数和(自身を除く): 15798699

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 46601, 139803, 419409, 1071823, 1258227, 3215469, 9646407, 28939221]

約数ペア:

[(1, 28939221), (3, 9646407), (9, 3215469), (23, 1258227), (27, 1071823), (69, 419409), (207, 139803), (621, 46601)]