28588084

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 96

約数和(自身を含む): 66528000

約数和(自身を除く): 37939916

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 29, 34, 38, 58, 68, 76, 109, 116, 119, 133, 203, 218, 238, 266, 323, 406, 436, 476, 493, 532, 551, 646, 763, 812, 986, 1102, 1292, 1526, 1853, 1972, 2071, 2204, 2261, 3052, 3161, 3451, 3706, 3857, 4142, 4522, 6322, 6902, 7412, 7714, 8284, 9044, 9367, 12644, 12971, 13804, 14497, 15428, 18734, 22127, 25942, 28994, 35207, 37468, 44254, 51884, 53737, 57988, 60059, 65569, 70414, 88508, 107474, 120118, 131138, 140828, 214948, 240236, 246449, 262276, 376159, 420413, 492898, 752318, 840826, 985796, 1021003, 1504636, 1681652, 2042006, 4084012, 7147021, 14294042, 28588084]

約数ペア:

[(1, 28588084), (2, 14294042), (4, 7147021), (7, 4084012), (14, 2042006), (17, 1681652), (19, 1504636), (28, 1021003), (29, 985796), (34, 840826), (38, 752318), (58, 492898), (68, 420413), (76, 376159), (109, 262276), (116, 246449), (119, 240236), (133, 214948), (203, 140828), (218, 131138), (238, 120118), (266, 107474), (323, 88508), (406, 70414), (436, 65569), (476, 60059), (493, 57988), (532, 53737), (551, 51884), (646, 44254), (763, 37468), (812, 35207), (986, 28994), (1102, 25942), (1292, 22127), (1526, 18734), (1853, 15428), (1972, 14497), (2071, 13804), (2204, 12971), (2261, 12644), (3052, 9367), (3161, 9044), (3451, 8284), (3706, 7714), (3857, 7412), (4142, 6902), (4522, 6322)]