28788648

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1$

素因数の和:375

約数の個数: 128

約数和(自身を含む): 89856000

約数和(自身を除く): 61067352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 29, 38, 42, 56, 57, 58, 76, 84, 87, 114, 116, 133, 152, 168, 174, 203, 228, 232, 266, 311, 348, 399, 406, 456, 532, 551, 609, 622, 696, 798, 812, 933, 1064, 1102, 1218, 1244, 1596, 1624, 1653, 1866, 2177, 2204, 2436, 2488, 3192, 3306, 3732, 3857, 4354, 4408, 4872, 5909, 6531, 6612, 7464, 7714, 8708, 9019, 11571, 11818, 13062, 13224, 15428, 17416, 17727, 18038, 23142, 23636, 26124, 27057, 30856, 35454, 36076, 41363, 46284, 47272, 52248, 54114, 63133, 70908, 72152, 82726, 92568, 108228, 124089, 126266, 141816, 165452, 171361, 189399, 216456, 248178, 252532, 330904, 342722, 378798, 496356, 505064, 514083, 685444, 757596, 992712, 1028166, 1199527, 1370888, 1515192, 2056332, 2399054, 3598581, 4112664, 4798108, 7197162, 9596216, 14394324, 28788648]

約数ペア:

[(1, 28788648), (2, 14394324), (3, 9596216), (4, 7197162), (6, 4798108), (7, 4112664), (8, 3598581), (12, 2399054), (14, 2056332), (19, 1515192), (21, 1370888), (24, 1199527), (28, 1028166), (29, 992712), (38, 757596), (42, 685444), (56, 514083), (57, 505064), (58, 496356), (76, 378798), (84, 342722), (87, 330904), (114, 252532), (116, 248178), (133, 216456), (152, 189399), (168, 171361), (174, 165452), (203, 141816), (228, 126266), (232, 124089), (266, 108228), (311, 92568), (348, 82726), (399, 72152), (406, 70908), (456, 63133), (532, 54114), (551, 52248), (609, 47272), (622, 46284), (696, 41363), (798, 36076), (812, 35454), (933, 30856), (1064, 27057), (1102, 26124), (1218, 23636), (1244, 23142), (1596, 18038), (1624, 17727), (1653, 17416), (1866, 15428), (2177, 13224), (2204, 13062), (2436, 11818), (2488, 11571), (3192, 9019), (3306, 8708), (3732, 7714), (3857, 7464), (4354, 6612), (4408, 6531), (4872, 5909)]