28807635

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{757}}^1$

素因数の和:867

約数の個数: 32

約数和(自身を含む): 48026880

約数和(自身を除く): 19219245

約数列:

[1, 3, 5, 15, 43, 59, 129, 177, 215, 295, 645, 757, 885, 2271, 2537, 3785, 7611, 11355, 12685, 32551, 38055, 44663, 97653, 133989, 162755, 223315, 488265, 669945, 1920509, 5761527, 9602545, 28807635]

約数ペア:

[(1, 28807635), (3, 9602545), (5, 5761527), (15, 1920509), (43, 669945), (59, 488265), (129, 223315), (177, 162755), (215, 133989), (295, 97653), (645, 44663), (757, 38055), (885, 32551), (2271, 12685), (2537, 11355), (3785, 7611)]