199370619

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7589}}^1$

素因数の和:7744

約数の個数: 32

約数和(自身を含む): 340032000

約数和(自身を除く): 140661381

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3753, 7589, 8757, 22767, 26271, 53123, 68301, 159369, 204903, 478107, 1054871, 1434321, 3164613, 7384097, 9493839, 22152291, 28481517, 66456873, 199370619]

約数ペア:

[(1, 199370619), (3, 66456873), (7, 28481517), (9, 22152291), (21, 9493839), (27, 7384097), (63, 3164613), (139, 1434321), (189, 1054871), (417, 478107), (973, 204903), (1251, 159369), (2919, 68301), (3753, 53123), (7589, 26271), (8757, 22767)]