207960605

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 270915840

約数和(自身を除く): 62955235

約数列:

[1, 5, 19, 53, 95, 103, 265, 401, 515, 1007, 1957, 2005, 5035, 5459, 7619, 9785, 21253, 27295, 38095, 41303, 103721, 106265, 206515, 403807, 518605, 784757, 2019035, 2189059, 3923785, 10945295, 41592121, 207960605]

約数ペア:

[(1, 207960605), (5, 41592121), (19, 10945295), (53, 3923785), (95, 2189059), (103, 2019035), (265, 784757), (401, 518605), (515, 403807), (1007, 206515), (1957, 106265), (2005, 103721), (5035, 41303), (5459, 38095), (7619, 27295), (9785, 21253)]