289951270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4142161}}^1$

素因数の和:4142175

約数の個数: 16

約数和(自身を含む): 596471328

約数和(自身を除く): 306520058

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4142161, 8284322, 20710805, 28995127, 41421610, 57990254, 144975635, 289951270]

約数ペア:

[(1, 289951270), (2, 144975635), (5, 57990254), (7, 41421610), (10, 28995127), (14, 20710805), (35, 8284322), (70, 4142161)]