1215997569

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{413183}}^1$

素因数の和:413301

約数の個数: 16

約数和(自身を含む): 1818009600

約数和(自身を除く): 602012031

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 413183, 1239549, 3718647, 11155941, 45036947, 135110841, 405332523, 1215997569]

約数ペア:

[(1, 1215997569), (3, 405332523), (9, 135110841), (27, 45036947), (109, 11155941), (327, 3718647), (981, 1239549), (2943, 413183)]