28715916

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:199

約数の個数: 96

約数和(自身を含む): 75398400

約数和(自身を除く): 46682484

約数列:

[1, 2, 3, 4, 6, 12, 19, 29, 38, 43, 57, 58, 76, 86, 87, 101, 114, 116, 129, 172, 174, 202, 228, 258, 303, 348, 404, 516, 551, 606, 817, 1102, 1212, 1247, 1634, 1653, 1919, 2204, 2451, 2494, 2929, 3268, 3306, 3741, 3838, 4343, 4902, 4988, 5757, 5858, 6612, 7482, 7676, 8686, 8787, 9804, 11514, 11716, 13029, 14964, 17372, 17574, 23028, 23693, 26058, 35148, 47386, 52116, 55651, 71079, 82517, 94772, 111302, 125947, 142158, 165034, 166953, 222604, 247551, 251894, 284316, 330068, 333906, 377841, 495102, 503788, 667812, 755682, 990204, 1511364, 2392993, 4785986, 7178979, 9571972, 14357958, 28715916]

約数ペア:

[(1, 28715916), (2, 14357958), (3, 9571972), (4, 7178979), (6, 4785986), (12, 2392993), (19, 1511364), (29, 990204), (38, 755682), (43, 667812), (57, 503788), (58, 495102), (76, 377841), (86, 333906), (87, 330068), (101, 284316), (114, 251894), (116, 247551), (129, 222604), (172, 166953), (174, 165034), (202, 142158), (228, 125947), (258, 111302), (303, 94772), (348, 82517), (404, 71079), (516, 55651), (551, 52116), (606, 47386), (817, 35148), (1102, 26058), (1212, 23693), (1247, 23028), (1634, 17574), (1653, 17372), (1919, 14964), (2204, 13029), (2451, 11716), (2494, 11514), (2929, 9804), (3268, 8787), (3306, 8686), (3741, 7676), (3838, 7482), (4343, 6612), (4902, 5858), (4988, 5757)]