28299735

素因数分解:

$3^2\times 5^1\times {\mathrm{709}}^1\times {\mathrm{887}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 49177440

約数和(自身を除く): 20877705

約数列:

[1, 3, 5, 9, 15, 45, 709, 887, 2127, 2661, 3545, 4435, 6381, 7983, 10635, 13305, 31905, 39915, 628883, 1886649, 3144415, 5659947, 9433245, 28299735]

約数ペア:

[(1, 28299735), (3, 9433245), (5, 5659947), (9, 3144415), (15, 1886649), (45, 628883), (709, 39915), (887, 31905), (2127, 13305), (2661, 10635), (3545, 7983), (4435, 6381)]