28238530

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{3863}}^1$

素因数の和:3930

約数の個数: 32

約数和(自身を含む): 55085184

約数和(自身を除く): 26846654

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 170, 215, 430, 731, 1462, 3655, 3863, 7310, 7726, 19315, 38630, 65671, 131342, 166109, 328355, 332218, 656710, 830545, 1661090, 2823853, 5647706, 14119265, 28238530]

約数ペア:

[(1, 28238530), (2, 14119265), (5, 5647706), (10, 2823853), (17, 1661090), (34, 830545), (43, 656710), (85, 332218), (86, 328355), (170, 166109), (215, 131342), (430, 65671), (731, 38630), (1462, 19315), (3655, 7726), (3863, 7310)]