12161765

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 18800640

約数和(自身を除く): 6638875

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1019, 1085, 1705, 2387, 5095, 7133, 11209, 11935, 31589, 35665, 56045, 78463, 157945, 221123, 347479, 392315, 1105615, 1737395, 2432353, 12161765]

約数ペア:

[(1, 12161765), (5, 2432353), (7, 1737395), (11, 1105615), (31, 392315), (35, 347479), (55, 221123), (77, 157945), (155, 78463), (217, 56045), (341, 35665), (385, 31589), (1019, 11935), (1085, 11209), (1705, 7133), (2387, 5095)]