28393848

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 128

約数和(自身を含む): 91584000

約数和(自身を除く): 63190152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 89, 108, 126, 168, 178, 189, 211, 216, 252, 267, 356, 378, 422, 504, 534, 623, 633, 712, 756, 801, 844, 1068, 1246, 1266, 1477, 1512, 1602, 1688, 1869, 1899, 2136, 2403, 2492, 2532, 2954, 3204, 3738, 3798, 4431, 4806, 4984, 5064, 5607, 5697, 5908, 6408, 7476, 7596, 8862, 9612, 11214, 11394, 11816, 13293, 14952, 15192, 16821, 17724, 18779, 19224, 22428, 22788, 26586, 33642, 35448, 37558, 39879, 44856, 45576, 53172, 56337, 67284, 75116, 79758, 106344, 112674, 131453, 134568, 150232, 159516, 169011, 225348, 262906, 319032, 338022, 394359, 450696, 507033, 525812, 676044, 788718, 1014066, 1051624, 1183077, 1352088, 1577436, 2028132, 2366154, 3154872, 3549231, 4056264, 4732308, 7098462, 9464616, 14196924, 28393848]

約数ペア:

[(1, 28393848), (2, 14196924), (3, 9464616), (4, 7098462), (6, 4732308), (7, 4056264), (8, 3549231), (9, 3154872), (12, 2366154), (14, 2028132), (18, 1577436), (21, 1352088), (24, 1183077), (27, 1051624), (28, 1014066), (36, 788718), (42, 676044), (54, 525812), (56, 507033), (63, 450696), (72, 394359), (84, 338022), (89, 319032), (108, 262906), (126, 225348), (168, 169011), (178, 159516), (189, 150232), (211, 134568), (216, 131453), (252, 112674), (267, 106344), (356, 79758), (378, 75116), (422, 67284), (504, 56337), (534, 53172), (623, 45576), (633, 44856), (712, 39879), (756, 37558), (801, 35448), (844, 33642), (1068, 26586), (1246, 22788), (1266, 22428), (1477, 19224), (1512, 18779), (1602, 17724), (1688, 16821), (1869, 15192), (1899, 14952), (2136, 13293), (2403, 11816), (2492, 11394), (2532, 11214), (2954, 9612), (3204, 8862), (3738, 7596), (3798, 7476), (4431, 6408), (4806, 5908), (4984, 5697), (5064, 5607)]