42557229

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 73993920

約数和(自身を除く): 31436691

約数列:

[1, 3, 9, 11, 13, 33, 39, 43, 99, 117, 129, 143, 387, 429, 473, 559, 769, 1287, 1419, 1677, 2307, 4257, 5031, 6149, 6921, 8459, 9997, 18447, 25377, 29991, 33067, 55341, 76131, 89973, 99201, 109967, 297603, 329901, 363737, 429871, 989703, 1091211, 1289613, 3273633, 3868839, 4728581, 14185743, 42557229]

約数ペア:

[(1, 42557229), (3, 14185743), (9, 4728581), (11, 3868839), (13, 3273633), (33, 1289613), (39, 1091211), (43, 989703), (99, 429871), (117, 363737), (129, 329901), (143, 297603), (387, 109967), (429, 99201), (473, 89973), (559, 76131), (769, 55341), (1287, 33067), (1419, 29991), (1677, 25377), (2307, 18447), (4257, 9997), (5031, 8459), (6149, 6921)]