28384746

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 36933654

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 107, 114, 179, 214, 247, 321, 358, 494, 537, 642, 741, 1074, 1391, 1482, 2033, 2327, 2782, 3401, 4066, 4173, 4654, 6099, 6802, 6981, 8346, 10203, 12198, 13962, 19153, 20406, 26429, 38306, 44213, 52858, 57459, 79287, 88426, 114918, 132639, 158574, 248989, 265278, 363907, 497978, 727814, 746967, 1091721, 1493934, 2183442, 4730791, 9461582, 14192373, 28384746]

約数ペア:

[(1, 28384746), (2, 14192373), (3, 9461582), (6, 4730791), (13, 2183442), (19, 1493934), (26, 1091721), (38, 746967), (39, 727814), (57, 497978), (78, 363907), (107, 265278), (114, 248989), (179, 158574), (214, 132639), (247, 114918), (321, 88426), (358, 79287), (494, 57459), (537, 52858), (642, 44213), (741, 38306), (1074, 26429), (1391, 20406), (1482, 19153), (2033, 13962), (2327, 12198), (2782, 10203), (3401, 8346), (4066, 6981), (4173, 6802), (4654, 6099)]