668845436

素因数分解:

$2^2\times 7^1\times {\mathrm{719}}^1\times {\mathrm{33223}}^1$

素因数の和:33953

約数の個数: 24

約数和(自身を含む): 1339591680

約数和(自身を除く): 670746244

約数列:

[1, 2, 4, 7, 14, 28, 719, 1438, 2876, 5033, 10066, 20132, 33223, 66446, 132892, 232561, 465122, 930244, 23887337, 47774674, 95549348, 167211359, 334422718, 668845436]

約数ペア:

[(1, 668845436), (2, 334422718), (4, 167211359), (7, 95549348), (14, 47774674), (28, 23887337), (719, 930244), (1438, 465122), (2876, 232561), (5033, 132892), (10066, 66446), (20132, 33223)]