23289021

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 40278784

約数和(自身を除く): 16989763

約数列:

[1, 3, 7, 9, 21, 37, 63, 97, 103, 111, 259, 291, 309, 333, 679, 721, 777, 873, 927, 2037, 2163, 2331, 3589, 3811, 6111, 6489, 9991, 10767, 11433, 25123, 26677, 29973, 32301, 34299, 69937, 75369, 80031, 89919, 209811, 226107, 240093, 369667, 629433, 1109001, 2587669, 3327003, 7763007, 23289021]

約数ペア:

[(1, 23289021), (3, 7763007), (7, 3327003), (9, 2587669), (21, 1109001), (37, 629433), (63, 369667), (97, 240093), (103, 226107), (111, 209811), (259, 89919), (291, 80031), (309, 75369), (333, 69937), (679, 34299), (721, 32301), (777, 29973), (873, 26677), (927, 25123), (2037, 11433), (2163, 10767), (2331, 9991), (3589, 6489), (3811, 6111)]