2091873

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:165

約数の個数: 32

約数和(自身を含む): 3428352

約数和(自身を除く): 1336479

約数列:

[1, 3, 7, 21, 23, 61, 69, 71, 161, 183, 213, 427, 483, 497, 1281, 1403, 1491, 1633, 4209, 4331, 4899, 9821, 11431, 12993, 29463, 30317, 34293, 90951, 99613, 298839, 697291, 2091873]

約数ペア:

[(1, 2091873), (3, 697291), (7, 298839), (21, 99613), (23, 90951), (61, 34293), (69, 30317), (71, 29463), (161, 12993), (183, 11431), (213, 9821), (427, 4899), (483, 4331), (497, 4209), (1281, 1633), (1403, 1491)]