28261728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^2\times {\mathrm{811}}^1$

素因数の和:849

約数の個数: 108

約数和(自身を含む): 88448724

約数和(自身を除く): 60186996

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 121, 132, 144, 176, 198, 242, 264, 288, 352, 363, 396, 484, 528, 726, 792, 811, 968, 1056, 1089, 1452, 1584, 1622, 1936, 2178, 2433, 2904, 3168, 3244, 3872, 4356, 4866, 5808, 6488, 7299, 8712, 8921, 9732, 11616, 12976, 14598, 17424, 17842, 19464, 25952, 26763, 29196, 34848, 35684, 38928, 53526, 58392, 71368, 77856, 80289, 98131, 107052, 116784, 142736, 160578, 196262, 214104, 233568, 285472, 294393, 321156, 392524, 428208, 588786, 642312, 785048, 856416, 883179, 1177572, 1284624, 1570096, 1766358, 2355144, 2569248, 3140192, 3532716, 4710288, 7065432, 9420576, 14130864, 28261728]

約数ペア:

[(1, 28261728), (2, 14130864), (3, 9420576), (4, 7065432), (6, 4710288), (8, 3532716), (9, 3140192), (11, 2569248), (12, 2355144), (16, 1766358), (18, 1570096), (22, 1284624), (24, 1177572), (32, 883179), (33, 856416), (36, 785048), (44, 642312), (48, 588786), (66, 428208), (72, 392524), (88, 321156), (96, 294393), (99, 285472), (121, 233568), (132, 214104), (144, 196262), (176, 160578), (198, 142736), (242, 116784), (264, 107052), (288, 98131), (352, 80289), (363, 77856), (396, 71368), (484, 58392), (528, 53526), (726, 38928), (792, 35684), (811, 34848), (968, 29196), (1056, 26763), (1089, 25952), (1452, 19464), (1584, 17842), (1622, 17424), (1936, 14598), (2178, 12976), (2433, 11616), (2904, 9732), (3168, 8921), (3244, 8712), (3872, 7299), (4356, 6488), (4866, 5808)]