68288997

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{193}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 111464640

約数和(自身を除く): 43175643

約数列:

[1, 3, 7, 21, 29, 49, 83, 87, 147, 193, 203, 249, 579, 581, 609, 1351, 1421, 1743, 2407, 4053, 4067, 4263, 5597, 7221, 9457, 12201, 16019, 16791, 16849, 28371, 39179, 48057, 50547, 112133, 117537, 117943, 274253, 336399, 353829, 464551, 784931, 822759, 1393653, 2354793, 3251857, 9755571, 22762999, 68288997]

約数ペア:

[(1, 68288997), (3, 22762999), (7, 9755571), (21, 3251857), (29, 2354793), (49, 1393653), (83, 822759), (87, 784931), (147, 464551), (193, 353829), (203, 336399), (249, 274253), (579, 117943), (581, 117537), (609, 112133), (1351, 50547), (1421, 48057), (1743, 39179), (2407, 28371), (4053, 16849), (4067, 16791), (4263, 16019), (5597, 12201), (7221, 9457)]