7228509.00000000

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{617}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 31268328

約数和(自身を除く): 11271975

約数列:

[1, 3, 9, 13, 39, 117, 277, 617, 831, 1851, 2493, 3601, 5553, 8021, 10803, 24063, 32409, 72189, 170909, 512727, 1538181, 2221817, 6665451, 19996353]

約数ペア:

[(1, 19996353), (3, 6665451), (9, 2221817), (13, 1538181), (39, 512727), (117, 170909), (277, 72189), (617, 32409), (831, 24063), (1851, 10803), (2493, 8021), (3601, 5553)]