128219679

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1753}}^1$

素因数の和:1818

約数の個数: 48

約数和(自身を含む): 224736512

約数和(自身を除く): 96516833

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 243, 301, 387, 567, 903, 1161, 1701, 1753, 2709, 3483, 5259, 8127, 10449, 12271, 15777, 24381, 36813, 47331, 73143, 75379, 110439, 141993, 226137, 331317, 425979, 527653, 678411, 993951, 1582959, 2035233, 2981853, 4748877, 6105699, 14246631, 18317097, 42739893, 128219679]

約数ペア:

[(1, 128219679), (3, 42739893), (7, 18317097), (9, 14246631), (21, 6105699), (27, 4748877), (43, 2981853), (63, 2035233), (81, 1582959), (129, 993951), (189, 678411), (243, 527653), (301, 425979), (387, 331317), (567, 226137), (903, 141993), (1161, 110439), (1701, 75379), (1753, 73143), (2709, 47331), (3483, 36813), (5259, 24381), (8127, 15777), (10449, 12271)]