219880617

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{141767}}^1$

素因数の和:141828

約数の個数: 16

約数和(自身を含む): 326633472

約数和(自身を除く): 106752855

約数列:

[1, 3, 11, 33, 47, 141, 517, 1551, 141767, 425301, 1559437, 4678311, 6663049, 19989147, 73293539, 219880617]

約数ペア:

[(1, 219880617), (3, 73293539), (11, 19989147), (33, 6663049), (47, 4678311), (141, 1559437), (517, 425301), (1551, 141767)]