127907721

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{151}}^1\times {\mathrm{229}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 192979200

約数和(自身を除く): 65071479

約数列:

[1, 3, 9, 27, 137, 151, 229, 411, 453, 687, 1233, 1359, 2061, 3699, 4077, 6183, 20687, 31373, 34579, 62061, 94119, 103737, 186183, 282357, 311211, 558549, 847071, 933633, 4737323, 14211969, 42635907, 127907721]

約数ペア:

[(1, 127907721), (3, 42635907), (9, 14211969), (27, 4737323), (137, 933633), (151, 847071), (229, 558549), (411, 311211), (453, 282357), (687, 186183), (1233, 103737), (1359, 94119), (2061, 62061), (3699, 34579), (4077, 31373), (6183, 20687)]