81462878

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{342281}}^1$

素因数の和:342307

約数の個数: 16

約数和(自身を含む): 147865824

約数和(自身を除く): 66402946

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 342281, 684562, 2395967, 4791934, 5818777, 11637554, 40731439, 81462878]

約数ペア:

[(1, 81462878), (2, 40731439), (7, 11637554), (14, 5818777), (17, 4791934), (34, 2395967), (119, 684562), (238, 342281)]