188804539

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 64

約数和(自身を含む): 268369920

約数和(自身を除く): 79565381

約数列:

[1, 7, 11, 19, 23, 31, 77, 133, 161, 181, 209, 217, 253, 341, 437, 589, 713, 1267, 1463, 1771, 1991, 2387, 3059, 3439, 4123, 4163, 4807, 4991, 5611, 6479, 7843, 13547, 13937, 24073, 29141, 33649, 37829, 39277, 45353, 45793, 54901, 61721, 79097, 94829, 106609, 129053, 149017, 264803, 320551, 432047, 553679, 746263, 870067, 903371, 1043119, 1172699, 1419583, 2452007, 6090469, 8208893, 9937081, 17164049, 26972077, 188804539]

約数ペア:

[(1, 188804539), (7, 26972077), (11, 17164049), (19, 9937081), (23, 8208893), (31, 6090469), (77, 2452007), (133, 1419583), (161, 1172699), (181, 1043119), (209, 903371), (217, 870067), (253, 746263), (341, 553679), (437, 432047), (589, 320551), (713, 264803), (1267, 149017), (1463, 129053), (1771, 106609), (1991, 94829), (2387, 79097), (3059, 61721), (3439, 54901), (4123, 45793), (4163, 45353), (4807, 39277), (4991, 37829), (5611, 33649), (6479, 29141), (7843, 24073), (13547, 13937)]