827402445

素因数分解:

$3^4\times 5^1\times {\mathrm{2042969}}^1$

素因数の和:2042986

約数の個数: 20

約数和(自身を含む): 1483196220

約数和(自身を除く): 655793775

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2042969, 6128907, 10214845, 18386721, 30644535, 55160163, 91933605, 165480489, 275800815, 827402445]

約数ペア:

[(1, 827402445), (3, 275800815), (5, 165480489), (9, 91933605), (15, 55160163), (27, 30644535), (45, 18386721), (81, 10214845), (135, 6128907), (405, 2042969)]