28603785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{272417}}^1$

素因数の和:272432

約数の個数: 16

約数和(自身を含む): 52304256

約数和(自身を除く): 23700471

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 272417, 817251, 1362085, 1906919, 4086255, 5720757, 9534595, 28603785]

約数ペア:

[(1, 28603785), (3, 9534595), (5, 5720757), (7, 4086255), (15, 1906919), (21, 1362085), (35, 817251), (105, 272417)]