28188297

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 43276800

約数和(自身を除く): 15088503

約数列:

[1, 3, 9, 27, 47, 97, 141, 229, 291, 423, 687, 873, 1269, 2061, 2619, 4559, 6183, 10763, 13677, 22213, 32289, 41031, 66639, 96867, 123093, 199917, 290601, 599751, 1044011, 3132033, 9396099, 28188297]

約数ペア:

[(1, 28188297), (3, 9396099), (9, 3132033), (27, 1044011), (47, 599751), (97, 290601), (141, 199917), (229, 123093), (291, 96867), (423, 66639), (687, 41031), (873, 32289), (1269, 22213), (2061, 13677), (2619, 10763), (4559, 6183)]