219293489

素因数分解:

${\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 241375680

約数和(自身を除く): 22082191

約数列:

[1, 17, 53, 103, 139, 289, 901, 1751, 2363, 5459, 7367, 14317, 15317, 29767, 40171, 92803, 125239, 243389, 758801, 1577651, 2129063, 4137613, 12899617, 219293489]

約数ペア:

[(1, 219293489), (17, 12899617), (53, 4137613), (103, 2129063), (139, 1577651), (289, 758801), (901, 243389), (1751, 125239), (2363, 92803), (5459, 40171), (7367, 29767), (14317, 15317)]