68551707

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2103

約数の個数: 32

約数和(自身を含む): 110592000

約数和(自身を除く): 42040293

約数列:

[1, 3, 7, 21, 23, 69, 71, 161, 213, 483, 497, 1491, 1633, 1999, 4899, 5997, 11431, 13993, 34293, 41979, 45977, 137931, 141929, 321839, 425787, 965517, 993503, 2980509, 3264367, 9793101, 22850569, 68551707]

約数ペア:

[(1, 68551707), (3, 22850569), (7, 9793101), (21, 3264367), (23, 2980509), (69, 993503), (71, 965517), (161, 425787), (213, 321839), (483, 141929), (497, 137931), (1491, 45977), (1633, 41979), (1999, 34293), (4899, 13993), (5997, 11431)]