28677870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:346

約数の個数: 96

約数和(自身を含む): 81349632

約数和(自身を除く): 52671762

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 127, 130, 193, 195, 234, 254, 381, 386, 390, 579, 585, 635, 762, 965, 1143, 1158, 1170, 1270, 1651, 1737, 1905, 1930, 2286, 2509, 2895, 3302, 3474, 3810, 4953, 5018, 5715, 5790, 7527, 8255, 8685, 9906, 11430, 12545, 14859, 15054, 16510, 17370, 22581, 24511, 24765, 25090, 29718, 37635, 45162, 49022, 49530, 73533, 74295, 75270, 112905, 122555, 147066, 148590, 220599, 225810, 245110, 318643, 367665, 441198, 637286, 735330, 955929, 1102995, 1593215, 1911858, 2205990, 2867787, 3186430, 4779645, 5735574, 9559290, 14338935, 28677870]

約数ペア:

[(1, 28677870), (2, 14338935), (3, 9559290), (5, 5735574), (6, 4779645), (9, 3186430), (10, 2867787), (13, 2205990), (15, 1911858), (18, 1593215), (26, 1102995), (30, 955929), (39, 735330), (45, 637286), (65, 441198), (78, 367665), (90, 318643), (117, 245110), (127, 225810), (130, 220599), (193, 148590), (195, 147066), (234, 122555), (254, 112905), (381, 75270), (386, 74295), (390, 73533), (579, 49530), (585, 49022), (635, 45162), (762, 37635), (965, 29718), (1143, 25090), (1158, 24765), (1170, 24511), (1270, 22581), (1651, 17370), (1737, 16510), (1905, 15054), (1930, 14859), (2286, 12545), (2509, 11430), (2895, 9906), (3302, 8685), (3474, 8255), (3810, 7527), (4953, 5790), (5018, 5715)]