8428215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{179}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 14065920

約数和(自身を除く): 5637705

約数列:

[1, 3, 5, 15, 43, 73, 129, 179, 215, 219, 365, 537, 645, 895, 1095, 2685, 3139, 7697, 9417, 13067, 15695, 23091, 38485, 39201, 47085, 65335, 115455, 196005, 561881, 1685643, 2809405, 8428215]

約数ペア:

[(1, 8428215), (3, 2809405), (5, 1685643), (15, 561881), (43, 196005), (73, 115455), (129, 65335), (179, 47085), (215, 39201), (219, 38485), (365, 23091), (537, 15695), (645, 13067), (895, 9417), (1095, 7697), (2685, 3139)]