1069216605

素因数分解:

$3^4\times 5^1\times {\mathrm{2640041}}^1$

素因数の和:2640058

約数の個数: 20

約数和(自身を含む): 1916670492

約数和(自身を除く): 847453887

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 2640041, 7920123, 13200205, 23760369, 39600615, 71281107, 118801845, 213843321, 356405535, 1069216605]

約数ペア:

[(1, 1069216605), (3, 356405535), (5, 213843321), (9, 118801845), (15, 71281107), (27, 39600615), (45, 23760369), (81, 13200205), (135, 7920123), (405, 2640041)]