61184781

素因数分解:

$3^3\times 7^2\times {\mathrm{103}}^1\times {\mathrm{449}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 106704000

約数和(自身を除く): 45519219

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 103, 147, 189, 309, 441, 449, 721, 927, 1323, 1347, 2163, 2781, 3143, 4041, 5047, 6489, 9429, 12123, 15141, 19467, 22001, 28287, 45423, 46247, 66003, 84861, 136269, 138741, 198009, 323729, 416223, 594027, 971187, 1248669, 2266103, 2913561, 6798309, 8740683, 20394927, 61184781]

約数ペア:

[(1, 61184781), (3, 20394927), (7, 8740683), (9, 6798309), (21, 2913561), (27, 2266103), (49, 1248669), (63, 971187), (103, 594027), (147, 416223), (189, 323729), (309, 198009), (441, 138741), (449, 136269), (721, 84861), (927, 66003), (1323, 46247), (1347, 45423), (2163, 28287), (2781, 22001), (3143, 19467), (4041, 15141), (5047, 12123), (6489, 9429)]