28699265

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{11549}}^1$

素因数の和:11632

約数の個数: 16

約数和(自身を含む): 39916800

約数和(自身を除く): 11217535

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 11549, 57745, 80843, 404215, 819979, 4099895, 5739853, 28699265]

約数ペア:

[(1, 28699265), (5, 5739853), (7, 4099895), (35, 819979), (71, 404215), (355, 80843), (497, 57745), (2485, 11549)]