1330407

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 2109744

約数和(自身を除く): 779337

約数列:

[1, 3, 9, 13, 39, 83, 117, 137, 249, 411, 747, 1079, 1233, 1781, 3237, 5343, 9711, 11371, 16029, 34113, 102339, 147823, 443469, 1330407]

約数ペア:

[(1, 1330407), (3, 443469), (9, 147823), (13, 102339), (39, 34113), (83, 16029), (117, 11371), (137, 9711), (249, 5343), (411, 3237), (747, 1781), (1079, 1233)]