628233914

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{919}}^1$

素因数の和:1155

約数の個数: 64

約数和(自身を含む): 1233653760

約数和(自身を除く): 605419846

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 193, 253, 322, 386, 506, 919, 1351, 1771, 1838, 2123, 2702, 3542, 4246, 4439, 6433, 8878, 10109, 12866, 14861, 20218, 21137, 29722, 31073, 42274, 48829, 62146, 70763, 97658, 141526, 147959, 177367, 232507, 295918, 341803, 354734, 465014, 683606, 1241569, 1627549, 1951037, 2483138, 3255098, 3902074, 4079441, 8158882, 13657259, 27314518, 28556087, 44873851, 57112174, 89747702, 314116957, 628233914]

約数ペア:

[(1, 628233914), (2, 314116957), (7, 89747702), (11, 57112174), (14, 44873851), (22, 28556087), (23, 27314518), (46, 13657259), (77, 8158882), (154, 4079441), (161, 3902074), (193, 3255098), (253, 2483138), (322, 1951037), (386, 1627549), (506, 1241569), (919, 683606), (1351, 465014), (1771, 354734), (1838, 341803), (2123, 295918), (2702, 232507), (3542, 177367), (4246, 147959), (4439, 141526), (6433, 97658), (8878, 70763), (10109, 62146), (12866, 48829), (14861, 42274), (20218, 31073), (21137, 29722)]