77757687

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 135502848

約数和(自身を除く): 57745161

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 103, 161, 207, 309, 483, 521, 721, 927, 1449, 1563, 2163, 2369, 3647, 4689, 6489, 7107, 10941, 11983, 16583, 21321, 32823, 35949, 49749, 53663, 83881, 107847, 149247, 160989, 251643, 375641, 482967, 754929, 1126923, 1234249, 3380769, 3702747, 8639743, 11108241, 25919229, 77757687]

約数ペア:

[(1, 77757687), (3, 25919229), (7, 11108241), (9, 8639743), (21, 3702747), (23, 3380769), (63, 1234249), (69, 1126923), (103, 754929), (161, 482967), (207, 375641), (309, 251643), (483, 160989), (521, 149247), (721, 107847), (927, 83881), (1449, 53663), (1563, 49749), (2163, 35949), (2369, 32823), (3647, 21321), (4689, 16583), (6489, 11983), (7107, 10941)]