28868245

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11617}}^1$

素因数の和:11700

約数の個数: 16

約数和(自身を含む): 40151808

約数和(自身を除く): 11283563

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 11617, 58085, 81319, 406595, 824807, 4124035, 5773649, 28868245]

約数ペア:

[(1, 28868245), (5, 5773649), (7, 4124035), (35, 824807), (71, 406595), (355, 81319), (497, 58085), (2485, 11617)]