28183365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:331

約数の個数: 96

約数和(自身を含む): 62449920

約数和(自身を除く): 34266555

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 35, 45, 51, 57, 63, 85, 95, 105, 119, 133, 153, 171, 255, 277, 285, 315, 323, 357, 399, 595, 665, 765, 831, 855, 969, 1071, 1197, 1385, 1615, 1785, 1939, 1995, 2261, 2493, 2907, 4155, 4709, 4845, 5263, 5355, 5817, 5985, 6783, 9695, 11305, 12465, 14127, 14535, 15789, 17451, 20349, 23545, 26315, 29085, 32963, 33915, 36841, 42381, 47367, 70635, 78945, 87255, 89471, 98889, 101745, 110523, 164815, 184205, 211905, 236835, 268413, 296667, 331569, 447355, 494445, 552615, 626297, 805239, 1342065, 1483335, 1657845, 1878891, 3131485, 4026195, 5636673, 9394455, 28183365]

約数ペア:

[(1, 28183365), (3, 9394455), (5, 5636673), (7, 4026195), (9, 3131485), (15, 1878891), (17, 1657845), (19, 1483335), (21, 1342065), (35, 805239), (45, 626297), (51, 552615), (57, 494445), (63, 447355), (85, 331569), (95, 296667), (105, 268413), (119, 236835), (133, 211905), (153, 184205), (171, 164815), (255, 110523), (277, 101745), (285, 98889), (315, 89471), (323, 87255), (357, 78945), (399, 70635), (595, 47367), (665, 42381), (765, 36841), (831, 33915), (855, 32963), (969, 29085), (1071, 26315), (1197, 23545), (1385, 20349), (1615, 17451), (1785, 15789), (1939, 14535), (1995, 14127), (2261, 12465), (2493, 11305), (2907, 9695), (4155, 6783), (4709, 5985), (4845, 5817), (5263, 5355)]