28391844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 76656384

約数和(自身を除く): 48264540

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 41, 46, 52, 69, 78, 82, 92, 123, 138, 156, 164, 193, 246, 276, 299, 386, 492, 533, 579, 598, 772, 897, 943, 1066, 1158, 1196, 1599, 1794, 1886, 2132, 2316, 2509, 2829, 3198, 3588, 3772, 4439, 5018, 5658, 6396, 7527, 7913, 8878, 10036, 11316, 12259, 13317, 15054, 15826, 17756, 23739, 24518, 26634, 30108, 31652, 36777, 47478, 49036, 53268, 57707, 73554, 94956, 102869, 115414, 147108, 173121, 181999, 205738, 230828, 308607, 346242, 363998, 411476, 545997, 617214, 692484, 727996, 1091994, 1234428, 2183988, 2365987, 4731974, 7097961, 9463948, 14195922, 28391844]

約数ペア:

[(1, 28391844), (2, 14195922), (3, 9463948), (4, 7097961), (6, 4731974), (12, 2365987), (13, 2183988), (23, 1234428), (26, 1091994), (39, 727996), (41, 692484), (46, 617214), (52, 545997), (69, 411476), (78, 363998), (82, 346242), (92, 308607), (123, 230828), (138, 205738), (156, 181999), (164, 173121), (193, 147108), (246, 115414), (276, 102869), (299, 94956), (386, 73554), (492, 57707), (533, 53268), (579, 49036), (598, 47478), (772, 36777), (897, 31652), (943, 30108), (1066, 26634), (1158, 24518), (1196, 23739), (1599, 17756), (1794, 15826), (1886, 15054), (2132, 13317), (2316, 12259), (2509, 11316), (2829, 10036), (3198, 8878), (3588, 7913), (3772, 7527), (4439, 6396), (5018, 5658)]