129777405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{508931}}^1$

素因数の和:508956

約数の個数: 16

約数和(自身を含む): 219858624

約数和(自身を除く): 90081219

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 508931, 1526793, 2544655, 7633965, 8651827, 25955481, 43259135, 129777405]

約数ペア:

[(1, 129777405), (3, 43259135), (5, 25955481), (15, 8651827), (17, 7633965), (51, 2544655), (85, 1526793), (255, 508931)]