1389665613

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1\times {\mathrm{2423}}^1$

素因数の和:3345

約数の個数: 32

約数和(自身を含む): 2189279232

約数和(自身を除く): 799613619

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 881, 2423, 2643, 6167, 7269, 16961, 18501, 27311, 50883, 75113, 81933, 191177, 225339, 525791, 573531, 1577373, 2134663, 6403989, 14942641, 44827923, 66174553, 198523659, 463221871, 1389665613]

約数ペア:

[(1, 1389665613), (3, 463221871), (7, 198523659), (21, 66174553), (31, 44827923), (93, 14942641), (217, 6403989), (651, 2134663), (881, 1577373), (2423, 573531), (2643, 525791), (6167, 225339), (7269, 191177), (16961, 81933), (18501, 75113), (27311, 50883)]