78261183

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 165818016

約数和(自身を除く): 87556833

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 33, 39, 49, 51, 63, 73, 77, 91, 99, 117, 119, 143, 147, 153, 187, 219, 221, 231, 273, 357, 429, 441, 511, 539, 561, 637, 657, 663, 693, 803, 819, 833, 949, 1001, 1071, 1241, 1287, 1309, 1533, 1547, 1617, 1683, 1911, 1989, 2409, 2431, 2499, 2847, 3003, 3577, 3723, 3927, 4599, 4641, 4851, 5621, 5733, 6643, 7007, 7227, 7293, 7497, 8541, 8687, 9009, 9163, 10439, 10731, 10829, 11169, 11781, 13651, 13923, 16133, 16863, 17017, 19929, 21021, 21879, 26061, 27489, 31317, 32193, 32487, 39347, 40953, 46501, 48399, 50589, 51051, 59787, 60809, 63063, 73073, 78183, 82467, 93951, 95557, 97461, 112931, 118041, 119119, 122859, 139503, 145197, 153153, 177463, 182427, 219219, 286671, 338793, 354123, 357357, 418509, 511511, 532389, 547281, 657657, 668899, 790517, 860013, 1016379, 1072071, 1242241, 1534533, 1597167, 2006697, 2371551, 3726723, 4603599, 6020091, 7114653, 8695687, 11180169, 26087061, 78261183]

約数ペア:

[(1, 78261183), (3, 26087061), (7, 11180169), (9, 8695687), (11, 7114653), (13, 6020091), (17, 4603599), (21, 3726723), (33, 2371551), (39, 2006697), (49, 1597167), (51, 1534533), (63, 1242241), (73, 1072071), (77, 1016379), (91, 860013), (99, 790517), (117, 668899), (119, 657657), (143, 547281), (147, 532389), (153, 511511), (187, 418509), (219, 357357), (221, 354123), (231, 338793), (273, 286671), (357, 219219), (429, 182427), (441, 177463), (511, 153153), (539, 145197), (561, 139503), (637, 122859), (657, 119119), (663, 118041), (693, 112931), (803, 97461), (819, 95557), (833, 93951), (949, 82467), (1001, 78183), (1071, 73073), (1241, 63063), (1287, 60809), (1309, 59787), (1533, 51051), (1547, 50589), (1617, 48399), (1683, 46501), (1911, 40953), (1989, 39347), (2409, 32487), (2431, 32193), (2499, 31317), (2847, 27489), (3003, 26061), (3577, 21879), (3723, 21021), (3927, 19929), (4599, 17017), (4641, 16863), (4851, 16133), (5621, 13923), (5733, 13651), (6643, 11781), (7007, 11169), (7227, 10829), (7293, 10731), (7497, 10439), (8541, 9163), (8687, 9009)]