214420155

素因数分解:

$3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{27437}}^1$

素因数の和:27966

約数の個数: 16

約数和(自身を含む): 343743264

約数和(自身を除く): 129323109

約数列:

[1, 3, 5, 15, 521, 1563, 2605, 7815, 27437, 82311, 137185, 411555, 14294677, 42884031, 71473385, 214420155]

約数ペア:

[(1, 214420155), (3, 71473385), (5, 42884031), (15, 14294677), (521, 411555), (1563, 137185), (2605, 82311), (7815, 27437)]