4120905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6389}}^1$

素因数の和:6440

約数の個数: 16

約数和(自身を含む): 6747840

約数和(自身を除く): 2626935

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 6389, 19167, 31945, 95835, 274727, 824181, 1373635, 4120905]

約数ペア:

[(1, 4120905), (3, 1373635), (5, 824181), (15, 274727), (43, 95835), (129, 31945), (215, 19167), (645, 6389)]