28888911

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{701}}^1$

素因数の和:967

約数の個数: 24

約数和(自身を含む): 44169840

約数和(自身を除く): 15280929

約数列:

[1, 3, 9, 19, 57, 171, 241, 701, 723, 2103, 2169, 4579, 6309, 13319, 13737, 39957, 41211, 119871, 168941, 506823, 1520469, 3209879, 9629637, 28888911]

約数ペア:

[(1, 28888911), (3, 9629637), (9, 3209879), (19, 1520469), (57, 506823), (171, 168941), (241, 119871), (701, 41211), (723, 39957), (2103, 13737), (2169, 13319), (4579, 6309)]