1316655

素因数分解:

$3^4\times 5^1\times {\mathrm{3251}}^1$

素因数の和:3268

約数の個数: 20

約数和(自身を含む): 2360952

約数和(自身を除く): 1044297

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3251, 9753, 16255, 29259, 48765, 87777, 146295, 263331, 438885, 1316655]

約数ペア:

[(1, 1316655), (3, 438885), (5, 263331), (9, 146295), (15, 87777), (27, 48765), (45, 29259), (81, 16255), (135, 9753), (405, 3251)]