28611864

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 81712800

約数和(自身を除く): 53100936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 71, 72, 87, 116, 142, 174, 193, 213, 232, 261, 284, 348, 386, 426, 522, 568, 579, 639, 696, 772, 852, 1044, 1158, 1278, 1544, 1704, 1737, 2059, 2088, 2316, 2556, 3474, 4118, 4632, 5112, 5597, 6177, 6948, 8236, 11194, 12354, 13703, 13896, 16472, 16791, 18531, 22388, 24708, 27406, 33582, 37062, 41109, 44776, 49416, 50373, 54812, 67164, 74124, 82218, 100746, 109624, 123327, 134328, 148248, 164436, 201492, 246654, 328872, 397387, 402984, 493308, 794774, 986616, 1192161, 1589548, 2384322, 3179096, 3576483, 4768644, 7152966, 9537288, 14305932, 28611864]

約数ペア:

[(1, 28611864), (2, 14305932), (3, 9537288), (4, 7152966), (6, 4768644), (8, 3576483), (9, 3179096), (12, 2384322), (18, 1589548), (24, 1192161), (29, 986616), (36, 794774), (58, 493308), (71, 402984), (72, 397387), (87, 328872), (116, 246654), (142, 201492), (174, 164436), (193, 148248), (213, 134328), (232, 123327), (261, 109624), (284, 100746), (348, 82218), (386, 74124), (426, 67164), (522, 54812), (568, 50373), (579, 49416), (639, 44776), (696, 41109), (772, 37062), (852, 33582), (1044, 27406), (1158, 24708), (1278, 22388), (1544, 18531), (1704, 16791), (1737, 16472), (2059, 13896), (2088, 13703), (2316, 12354), (2556, 11194), (3474, 8236), (4118, 6948), (4632, 6177), (5112, 5597)]