78814287531

素因数分解:

$3^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1933571}}^1$

素因数の和:1934231

約数の個数: 24

約数和(自身を含む): 130307284224

約数和(自身を除く): 51492996693

約数列:

[1, 3, 7, 9, 21, 63, 647, 1941, 4529, 5823, 13587, 40761, 1933571, 5800713, 13534997, 17402139, 40604991, 121814973, 1251020437, 3753061311, 8757143059, 11259183933, 26271429177, 78814287531]

約数ペア:

[(1, 78814287531), (3, 26271429177), (7, 11259183933), (9, 8757143059), (21, 3753061311), (63, 1251020437), (647, 121814973), (1941, 40604991), (4529, 17402139), (5823, 13534997), (13587, 5800713), (40761, 1933571)]