218091566

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{919}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 432414720

約数和(自身を除く): 214323154

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 67, 77, 134, 154, 161, 253, 322, 469, 506, 737, 919, 938, 1474, 1541, 1771, 1838, 3082, 3542, 5159, 6433, 10109, 10318, 10787, 12866, 16951, 20218, 21137, 21574, 33902, 42274, 61573, 70763, 118657, 123146, 141526, 147959, 232507, 237314, 295918, 431011, 465014, 677303, 862022, 1354606, 1416179, 1627549, 2832358, 3255098, 4741121, 9482242, 9913253, 15577969, 19826506, 31155938, 109045783, 218091566]

約数ペア:

[(1, 218091566), (2, 109045783), (7, 31155938), (11, 19826506), (14, 15577969), (22, 9913253), (23, 9482242), (46, 4741121), (67, 3255098), (77, 2832358), (134, 1627549), (154, 1416179), (161, 1354606), (253, 862022), (322, 677303), (469, 465014), (506, 431011), (737, 295918), (919, 237314), (938, 232507), (1474, 147959), (1541, 141526), (1771, 123146), (1838, 118657), (3082, 70763), (3542, 61573), (5159, 42274), (6433, 33902), (10109, 21574), (10318, 21137), (10787, 20218), (12866, 16951)]