42947967

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{15889}}^1$

素因数の和:15962

約数の個数: 16

約数和(自身を含む): 61780320

約数和(自身を除く): 18832353

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 15889, 47667, 270113, 810339, 842117, 2526351, 14315989, 42947967]

約数ペア:

[(1, 42947967), (3, 14315989), (17, 2526351), (51, 842117), (53, 810339), (159, 270113), (901, 47667), (2703, 15889)]