28386708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 80424960

約数和(自身を除く): 52038252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 43, 58, 84, 86, 87, 116, 129, 172, 174, 203, 258, 271, 301, 348, 406, 516, 542, 602, 609, 812, 813, 903, 1084, 1204, 1218, 1247, 1626, 1806, 1897, 2436, 2494, 3252, 3612, 3741, 3794, 4988, 5691, 7482, 7588, 7859, 8729, 11382, 11653, 14964, 15718, 17458, 22764, 23306, 23577, 26187, 31436, 34916, 34959, 46612, 47154, 52374, 55013, 69918, 81571, 94308, 104748, 110026, 139836, 163142, 165039, 220052, 244713, 326284, 330078, 337937, 489426, 660156, 675874, 978852, 1013811, 1351748, 2027622, 2365559, 4055244, 4731118, 7096677, 9462236, 14193354, 28386708]

約数ペア:

[(1, 28386708), (2, 14193354), (3, 9462236), (4, 7096677), (6, 4731118), (7, 4055244), (12, 2365559), (14, 2027622), (21, 1351748), (28, 1013811), (29, 978852), (42, 675874), (43, 660156), (58, 489426), (84, 337937), (86, 330078), (87, 326284), (116, 244713), (129, 220052), (172, 165039), (174, 163142), (203, 139836), (258, 110026), (271, 104748), (301, 94308), (348, 81571), (406, 69918), (516, 55013), (542, 52374), (602, 47154), (609, 46612), (812, 34959), (813, 34916), (903, 31436), (1084, 26187), (1204, 23577), (1218, 23306), (1247, 22764), (1626, 17458), (1806, 15718), (1897, 14964), (2436, 11653), (2494, 11382), (3252, 8729), (3612, 7859), (3741, 7588), (3794, 7482), (4988, 5691)]