128304825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{155521}}^1$

素因数の和:155545

約数の個数: 24

約数和(自身を含む): 231416736

約数和(自身を除く): 103111911

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 155521, 466563, 777605, 1710731, 2332815, 3888025, 5132193, 8553655, 11664075, 25660965, 42768275, 128304825]

約数ペア:

[(1, 128304825), (3, 42768275), (5, 25660965), (11, 11664075), (15, 8553655), (25, 5132193), (33, 3888025), (55, 2332815), (75, 1710731), (165, 777605), (275, 466563), (825, 155521)]