77280049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{523}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 102620160

約数和(自身を除く): 25340111

約数列:

[1, 7, 11, 19, 77, 101, 133, 209, 523, 707, 1111, 1463, 1919, 3661, 5753, 7777, 9937, 13433, 21109, 40271, 52823, 69559, 109307, 147763, 369761, 581053, 765149, 1003637, 4067371, 7025459, 11040007, 77280049]

約数ペア:

[(1, 77280049), (7, 11040007), (11, 7025459), (19, 4067371), (77, 1003637), (101, 765149), (133, 581053), (209, 369761), (523, 147763), (707, 109307), (1111, 69559), (1463, 52823), (1919, 40271), (3661, 21109), (5753, 13433), (7777, 9937)]