31221717

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{1097}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 42690240

約数和(自身を除く): 11468523

約数列:

[1, 3, 53, 159, 179, 537, 1097, 3291, 9487, 28461, 58141, 174423, 196363, 589089, 10407239, 31221717]

約数ペア:

[(1, 31221717), (3, 10407239), (53, 589089), (159, 196363), (179, 174423), (537, 58141), (1097, 28461), (3291, 9487)]