68120486

素因数分解:

$2^1\times 7^3\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 120000000

約数和(自身を除く): 51879514

約数列:

[1, 2, 7, 14, 49, 98, 199, 343, 398, 499, 686, 998, 1393, 2786, 3493, 6986, 9751, 19502, 24451, 48902, 68257, 99301, 136514, 171157, 198602, 342314, 695107, 1390214, 4865749, 9731498, 34060243, 68120486]

約数ペア:

[(1, 68120486), (2, 34060243), (7, 9731498), (14, 4865749), (49, 1390214), (98, 695107), (199, 342314), (343, 198602), (398, 171157), (499, 136514), (686, 99301), (998, 68257), (1393, 48902), (2786, 24451), (3493, 19502), (6986, 9751)]