7126389

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 10857600

約数和(自身を除く): 3731211

約数列:

[1, 3, 9, 23, 69, 173, 199, 207, 519, 597, 1557, 1791, 3979, 4577, 11937, 13731, 34427, 35811, 41193, 103281, 309843, 791821, 2375463, 7126389]

約数ペア:

[(1, 7126389), (3, 2375463), (9, 791821), (23, 309843), (69, 103281), (173, 41193), (199, 35811), (207, 34427), (519, 13731), (597, 11937), (1557, 4577), (1791, 3979)]