177776217

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{1321}}^1$

素因数の和:2133

約数の個数: 24

約数和(自身を含む): 270851360

約数和(自身を除く): 93075143

約数列:

[1, 3, 9, 19, 57, 171, 787, 1321, 2361, 3963, 7083, 11889, 14953, 25099, 44859, 75297, 134577, 225891, 1039627, 3118881, 9356643, 19752913, 59258739, 177776217]

約数ペア:

[(1, 177776217), (3, 59258739), (9, 19752913), (19, 9356643), (57, 3118881), (171, 1039627), (787, 225891), (1321, 134577), (2361, 75297), (3963, 44859), (7083, 25099), (11889, 14953)]