12643935

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19603}}^1$

素因数の和:19654

約数の個数: 16

約数和(自身を含む): 20701824

約数和(自身を除く): 8057889

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 19603, 58809, 98015, 294045, 842929, 2528787, 4214645, 12643935]

約数ペア:

[(1, 12643935), (3, 4214645), (5, 2528787), (15, 842929), (43, 294045), (129, 98015), (215, 58809), (645, 19603)]