28853811

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 52228800

約数和(自身を除く): 23374989

約数列:

[1, 3, 7, 9, 17, 21, 29, 51, 63, 87, 119, 153, 203, 261, 357, 493, 609, 929, 1071, 1479, 1827, 2787, 3451, 4437, 6503, 8361, 10353, 15793, 19509, 26941, 31059, 47379, 58527, 80823, 110551, 142137, 188587, 242469, 331653, 457997, 565761, 994959, 1373991, 1697283, 3205979, 4121973, 9617937, 28853811]

約数ペア:

[(1, 28853811), (3, 9617937), (7, 4121973), (9, 3205979), (17, 1697283), (21, 1373991), (29, 994959), (51, 565761), (63, 457997), (87, 331653), (119, 242469), (153, 188587), (203, 142137), (261, 110551), (357, 80823), (493, 58527), (609, 47379), (929, 31059), (1071, 26941), (1479, 19509), (1827, 15793), (2787, 10353), (3451, 8361), (4437, 6503)]