28551573

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{787}}^1$

素因数の和:961

約数の個数: 24

約数和(自身を含む): 43024800

約数和(自身を除く): 14473227

約数列:

[1, 3, 9, 29, 87, 139, 261, 417, 787, 1251, 2361, 4031, 7083, 12093, 22823, 36279, 68469, 109393, 205407, 328179, 984537, 3172397, 9517191, 28551573]

約数ペア:

[(1, 28551573), (3, 9517191), (9, 3172397), (29, 984537), (87, 328179), (139, 205407), (261, 109393), (417, 68469), (787, 36279), (1251, 22823), (2361, 12093), (4031, 7083)]