28798065

素因数分解:

$3^3\times 5^1\times {\mathrm{213319}}^1$

素因数の和:213333

約数の個数: 16

約数和(自身を含む): 51196800

約数和(自身を除く): 22398735

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 213319, 639957, 1066595, 1919871, 3199785, 5759613, 9599355, 28798065]

約数ペア:

[(1, 28798065), (3, 9599355), (5, 5759613), (9, 3199785), (15, 1919871), (27, 1066595), (45, 639957), (135, 213319)]