13257545

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 19464192

約数和(自身を除く): 6206647

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 383, 805, 989, 1505, 1915, 2681, 4945, 6923, 8809, 13405, 16469, 34615, 44045, 61663, 82345, 115283, 308315, 378787, 576415, 1893935, 2651509, 13257545]

約数ペア:

[(1, 13257545), (5, 2651509), (7, 1893935), (23, 576415), (35, 378787), (43, 308315), (115, 115283), (161, 82345), (215, 61663), (301, 44045), (383, 34615), (805, 16469), (989, 13405), (1505, 8809), (1915, 6923), (2681, 4945)]