67178391

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{15161}}^1$

素因数の和:15382

約数の個数: 16

約数和(自身を含む): 102859008

約数和(自身を除く): 35680617

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 15161, 45483, 106127, 318381, 3198971, 9596913, 22392797, 67178391]

約数ペア:

[(1, 67178391), (3, 22392797), (7, 9596913), (21, 3198971), (211, 318381), (633, 106127), (1477, 45483), (4431, 15161)]