28502945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1523}}^1$

素因数の和:1744

約数の個数: 16

約数和(自身を含む): 36210240

約数和(自身を除く): 7707295

約数列:

[1, 5, 19, 95, 197, 985, 1523, 3743, 7615, 18715, 28937, 144685, 300031, 1500155, 5700589, 28502945]

約数ペア:

[(1, 28502945), (5, 5700589), (19, 1500155), (95, 300031), (197, 144685), (985, 28937), (1523, 18715), (3743, 7615)]