28675548

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{227}}^1$

素因数の和:288

約数の個数: 108

約数和(自身を含む): 82784520

約数和(自身を除く): 54108972

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 29, 33, 36, 44, 58, 66, 87, 99, 116, 121, 132, 174, 198, 227, 242, 261, 319, 348, 363, 396, 454, 484, 522, 638, 681, 726, 908, 957, 1044, 1089, 1276, 1362, 1452, 1914, 2043, 2178, 2497, 2724, 2871, 3509, 3828, 4086, 4356, 4994, 5742, 6583, 7018, 7491, 8172, 9988, 10527, 11484, 13166, 14036, 14982, 19749, 21054, 22473, 26332, 27467, 29964, 31581, 39498, 42108, 44946, 54934, 59247, 63162, 72413, 78996, 82401, 89892, 109868, 118494, 126324, 144826, 164802, 217239, 236988, 247203, 289652, 329604, 434478, 494406, 651717, 796543, 868956, 988812, 1303434, 1593086, 2389629, 2606868, 3186172, 4779258, 7168887, 9558516, 14337774, 28675548]

約数ペア:

[(1, 28675548), (2, 14337774), (3, 9558516), (4, 7168887), (6, 4779258), (9, 3186172), (11, 2606868), (12, 2389629), (18, 1593086), (22, 1303434), (29, 988812), (33, 868956), (36, 796543), (44, 651717), (58, 494406), (66, 434478), (87, 329604), (99, 289652), (116, 247203), (121, 236988), (132, 217239), (174, 164802), (198, 144826), (227, 126324), (242, 118494), (261, 109868), (319, 89892), (348, 82401), (363, 78996), (396, 72413), (454, 63162), (484, 59247), (522, 54934), (638, 44946), (681, 42108), (726, 39498), (908, 31581), (957, 29964), (1044, 27467), (1089, 26332), (1276, 22473), (1362, 21054), (1452, 19749), (1914, 14982), (2043, 14036), (2178, 13166), (2497, 11484), (2724, 10527), (2871, 9988), (3509, 8172), (3828, 7491), (4086, 7018), (4356, 6583), (4994, 5742)]