1256408314

素因数分解:

$2^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 2270822400

約数和(自身を除く): 1014414086

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 191, 223, 301, 343, 382, 446, 602, 686, 1337, 1561, 2107, 2674, 3122, 4214, 8213, 9359, 9589, 10927, 14749, 16426, 18718, 19178, 21854, 29498, 42593, 57491, 65513, 67123, 76489, 85186, 114982, 131026, 134246, 152978, 298151, 402437, 469861, 596302, 804874, 939722, 1831499, 2087057, 2817059, 3289027, 3662998, 4174114, 5634118, 6578054, 12820493, 14609399, 25640986, 29218798, 89743451, 179486902, 628204157, 1256408314]

約数ペア:

[(1, 1256408314), (2, 628204157), (7, 179486902), (14, 89743451), (43, 29218798), (49, 25640986), (86, 14609399), (98, 12820493), (191, 6578054), (223, 5634118), (301, 4174114), (343, 3662998), (382, 3289027), (446, 2817059), (602, 2087057), (686, 1831499), (1337, 939722), (1561, 804874), (2107, 596302), (2674, 469861), (3122, 402437), (4214, 298151), (8213, 152978), (9359, 134246), (9589, 131026), (10927, 114982), (14749, 85186), (16426, 76489), (18718, 67123), (19178, 65513), (21854, 57491), (29498, 42593)]