67428221

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{659}}^1$

素因数の和:1024

約数の個数: 16

約数和(自身を含む): 79073280

約数和(自身を除く): 11645059

約数列:

[1, 7, 47, 311, 329, 659, 2177, 4613, 14617, 30973, 102319, 204949, 216811, 1434643, 9632603, 67428221]

約数ペア:

[(1, 67428221), (7, 9632603), (47, 1434643), (311, 216811), (329, 204949), (659, 102319), (2177, 30973), (4613, 14617)]