1331193807

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{31477}}^1$

素因数の和:31647

約数の個数: 24

約数和(自身を含む): 1990416896

約数和(自身を除く): 659223089

約数列:

[1, 3, 9, 37, 111, 127, 333, 381, 1143, 4699, 14097, 31477, 42291, 94431, 283293, 1164649, 3493947, 3997579, 10481841, 11992737, 35978211, 147910423, 443731269, 1331193807]

約数ペア:

[(1, 1331193807), (3, 443731269), (9, 147910423), (37, 35978211), (111, 11992737), (127, 10481841), (333, 3997579), (381, 3493947), (1143, 1164649), (4699, 283293), (14097, 94431), (31477, 42291)]