12720176

素因数分解:

$2^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{829}}^1$

素因数の和:981

約数の個数: 40

約数和(自身を含む): 28405920

約数和(自身を除く): 15685744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 137, 274, 548, 829, 959, 1096, 1658, 1918, 2192, 3316, 3836, 5803, 6632, 7672, 11606, 13264, 15344, 23212, 46424, 92848, 113573, 227146, 454292, 795011, 908584, 1590022, 1817168, 3180044, 6360088, 12720176]

約数ペア:

[(1, 12720176), (2, 6360088), (4, 3180044), (7, 1817168), (8, 1590022), (14, 908584), (16, 795011), (28, 454292), (56, 227146), (112, 113573), (137, 92848), (274, 46424), (548, 23212), (829, 15344), (959, 13264), (1096, 11606), (1658, 7672), (1918, 6632), (2192, 5803), (3316, 3836)]