2972313

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 4560192

約数和(自身を除く): 1587879

約数列:

[1, 3, 9, 23, 69, 83, 173, 207, 249, 519, 747, 1557, 1909, 3979, 5727, 11937, 14359, 17181, 35811, 43077, 129231, 330257, 990771, 2972313]

約数ペア:

[(1, 2972313), (3, 990771), (9, 330257), (23, 129231), (69, 43077), (83, 35811), (173, 17181), (207, 14359), (249, 11937), (519, 5727), (747, 3979), (1557, 1909)]