666949244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1741}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 1290612960

約数和(自身を除く): 623663716

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 139, 212, 278, 556, 689, 1378, 1741, 1807, 2756, 3482, 3614, 6964, 7228, 7367, 14734, 22633, 29468, 45266, 90532, 92273, 95771, 184546, 191542, 241999, 369092, 383084, 483998, 967996, 1199549, 2399098, 3145987, 4798196, 6291974, 12583948, 12825947, 25651894, 51303788, 166737311, 333474622, 666949244]

約数ペア:

[(1, 666949244), (2, 333474622), (4, 166737311), (13, 51303788), (26, 25651894), (52, 12825947), (53, 12583948), (106, 6291974), (139, 4798196), (212, 3145987), (278, 2399098), (556, 1199549), (689, 967996), (1378, 483998), (1741, 383084), (1807, 369092), (2756, 241999), (3482, 191542), (3614, 184546), (6964, 95771), (7228, 92273), (7367, 90532), (14734, 45266), (22633, 29468)]