1216059615

素因数分解:

$3^3\times 5^1\times {\mathrm{9007849}}^1$

素因数の和:9007863

約数の個数: 16

約数和(自身を含む): 2161884000

約数和(自身を除く): 945824385

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 9007849, 27023547, 45039245, 81070641, 135117735, 243211923, 405353205, 1216059615]

約数ペア:

[(1, 1216059615), (3, 405353205), (5, 243211923), (9, 135117735), (15, 81070641), (27, 45039245), (45, 27023547), (135, 9007849)]