28871766

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 96

約数和(自身を含む): 80241408

約数和(自身を除く): 51369642

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 37, 42, 63, 66, 74, 77, 99, 111, 126, 154, 198, 222, 231, 259, 333, 407, 462, 518, 563, 666, 693, 777, 814, 1126, 1221, 1386, 1554, 1689, 2331, 2442, 2849, 3378, 3663, 3941, 4662, 5067, 5698, 6193, 7326, 7882, 8547, 10134, 11823, 12386, 17094, 18579, 20831, 23646, 25641, 35469, 37158, 41662, 43351, 51282, 55737, 62493, 70938, 86702, 111474, 124986, 130053, 145817, 187479, 229141, 260106, 291634, 374958, 390159, 437451, 458282, 687423, 780318, 874902, 1312353, 1374846, 1603987, 2062269, 2624706, 3207974, 4124538, 4811961, 9623922, 14435883, 28871766]

約数ペア:

[(1, 28871766), (2, 14435883), (3, 9623922), (6, 4811961), (7, 4124538), (9, 3207974), (11, 2624706), (14, 2062269), (18, 1603987), (21, 1374846), (22, 1312353), (33, 874902), (37, 780318), (42, 687423), (63, 458282), (66, 437451), (74, 390159), (77, 374958), (99, 291634), (111, 260106), (126, 229141), (154, 187479), (198, 145817), (222, 130053), (231, 124986), (259, 111474), (333, 86702), (407, 70938), (462, 62493), (518, 55737), (563, 51282), (666, 43351), (693, 41662), (777, 37158), (814, 35469), (1126, 25641), (1221, 23646), (1386, 20831), (1554, 18579), (1689, 17094), (2331, 12386), (2442, 11823), (2849, 10134), (3378, 8547), (3663, 7882), (3941, 7326), (4662, 6193), (5067, 5698)]