205044371

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 255744000

約数和(自身を除く): 50699629

約数列:

[1, 7, 19, 49, 73, 133, 343, 431, 511, 931, 1387, 3017, 3577, 6517, 8189, 9709, 21119, 25039, 31463, 57323, 67963, 147833, 220241, 401261, 475741, 597797, 1541687, 2808827, 4184579, 10791809, 29292053, 205044371]

約数ペア:

[(1, 205044371), (7, 29292053), (19, 10791809), (49, 4184579), (73, 2808827), (133, 1541687), (343, 597797), (431, 475741), (511, 401261), (931, 220241), (1387, 147833), (3017, 67963), (3577, 57323), (6517, 31463), (8189, 25039), (9709, 21119)]