520311438

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{661}}^1$

素因数の和:831

約数の個数: 80

約数和(自身を含む): 1205374896

約数和(自身を除く): 685063458

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 113, 129, 162, 226, 258, 339, 387, 661, 678, 774, 1017, 1161, 1322, 1983, 2034, 2322, 3051, 3483, 3966, 4859, 5949, 6102, 6966, 9153, 9718, 11898, 14577, 17847, 18306, 28423, 29154, 35694, 43731, 53541, 56846, 74693, 85269, 87462, 107082, 131193, 149386, 170538, 224079, 255807, 262386, 393579, 448158, 511614, 672237, 767421, 787158, 1344474, 1534842, 2016711, 2302263, 3211799, 4033422, 4604526, 6050133, 6423598, 9635397, 12100266, 19270794, 28906191, 57812382, 86718573, 173437146, 260155719, 520311438]

約数ペア:

[(1, 520311438), (2, 260155719), (3, 173437146), (6, 86718573), (9, 57812382), (18, 28906191), (27, 19270794), (43, 12100266), (54, 9635397), (81, 6423598), (86, 6050133), (113, 4604526), (129, 4033422), (162, 3211799), (226, 2302263), (258, 2016711), (339, 1534842), (387, 1344474), (661, 787158), (678, 767421), (774, 672237), (1017, 511614), (1161, 448158), (1322, 393579), (1983, 262386), (2034, 255807), (2322, 224079), (3051, 170538), (3483, 149386), (3966, 131193), (4859, 107082), (5949, 87462), (6102, 85269), (6966, 74693), (9153, 56846), (9718, 53541), (11898, 43731), (14577, 35694), (17847, 29154), (18306, 28423)]