54180819

素因数分解:

$3^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 120

約数和(自身を含む): 110241648

約数和(自身を除く): 56060829

約数列:

[1, 3, 7, 9, 11, 17, 21, 27, 33, 49, 51, 63, 73, 77, 81, 99, 119, 147, 153, 187, 189, 219, 231, 297, 357, 441, 459, 511, 539, 561, 567, 657, 693, 803, 833, 891, 1071, 1241, 1309, 1323, 1377, 1533, 1617, 1683, 1971, 2079, 2409, 2499, 3213, 3577, 3723, 3927, 3969, 4599, 4851, 5049, 5621, 5913, 6237, 7227, 7497, 8687, 9163, 9639, 10731, 11169, 11781, 13651, 13797, 14553, 15147, 16863, 21681, 22491, 26061, 27489, 32193, 33507, 35343, 39347, 40953, 41391, 43659, 50589, 60809, 65043, 67473, 78183, 82467, 95557, 96579, 100521, 106029, 118041, 122859, 151767, 182427, 234549, 247401, 286671, 289737, 354123, 368577, 455301, 547281, 668899, 703647, 742203, 860013, 1062369, 1105731, 1641843, 2006697, 2580039, 3187107, 4925529, 6020091, 7740117, 18060273, 54180819]

約数ペア:

[(1, 54180819), (3, 18060273), (7, 7740117), (9, 6020091), (11, 4925529), (17, 3187107), (21, 2580039), (27, 2006697), (33, 1641843), (49, 1105731), (51, 1062369), (63, 860013), (73, 742203), (77, 703647), (81, 668899), (99, 547281), (119, 455301), (147, 368577), (153, 354123), (187, 289737), (189, 286671), (219, 247401), (231, 234549), (297, 182427), (357, 151767), (441, 122859), (459, 118041), (511, 106029), (539, 100521), (561, 96579), (567, 95557), (657, 82467), (693, 78183), (803, 67473), (833, 65043), (891, 60809), (1071, 50589), (1241, 43659), (1309, 41391), (1323, 40953), (1377, 39347), (1533, 35343), (1617, 33507), (1683, 32193), (1971, 27489), (2079, 26061), (2409, 22491), (2499, 21681), (3213, 16863), (3577, 15147), (3723, 14553), (3927, 13797), (3969, 13651), (4599, 11781), (4851, 11169), (5049, 10731), (5621, 9639), (5913, 9163), (6237, 8687), (7227, 7497)]