228857145

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{983}}^1$

素因数の和:1102

約数の個数: 64

約数和(自身を含む): 428488704

約数和(自身を除く): 199631559

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 83, 85, 165, 187, 249, 255, 415, 561, 913, 935, 983, 1245, 1411, 2739, 2805, 2949, 4233, 4565, 4915, 7055, 10813, 13695, 14745, 15521, 16711, 21165, 32439, 46563, 50133, 54065, 77605, 81589, 83555, 162195, 183821, 232815, 244767, 250665, 407945, 551463, 897479, 919105, 1223835, 1387013, 2692437, 2757315, 4161039, 4487395, 6935065, 13462185, 15257143, 20805195, 45771429, 76285715, 228857145]

約数ペア:

[(1, 228857145), (3, 76285715), (5, 45771429), (11, 20805195), (15, 15257143), (17, 13462185), (33, 6935065), (51, 4487395), (55, 4161039), (83, 2757315), (85, 2692437), (165, 1387013), (187, 1223835), (249, 919105), (255, 897479), (415, 551463), (561, 407945), (913, 250665), (935, 244767), (983, 232815), (1245, 183821), (1411, 162195), (2739, 83555), (2805, 81589), (2949, 77605), (4233, 54065), (4565, 50133), (4915, 46563), (7055, 32439), (10813, 21165), (13695, 16711), (14745, 15521)]