28260099

素因数分解:

$3^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{739}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 46791680

約数和(自身を除く): 18531581

約数列:

[1, 3, 7, 9, 21, 63, 607, 739, 1821, 2217, 4249, 5173, 5463, 6651, 12747, 15519, 38241, 46557, 448573, 1345719, 3140011, 4037157, 9420033, 28260099]

約数ペア:

[(1, 28260099), (3, 9420033), (7, 4037157), (9, 3140011), (21, 1345719), (63, 448573), (607, 46557), (739, 38241), (1821, 15519), (2217, 12747), (4249, 6651), (5173, 5463)]