42538689

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{12809}}^1$

素因数の和:12862

約数の個数: 20

約数和(自身を含む): 65100420

約数和(自身を除く): 22561731

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 12809, 38427, 115281, 345843, 525169, 1037529, 1575507, 4726521, 14179563, 42538689]

約数ペア:

[(1, 42538689), (3, 14179563), (9, 4726521), (27, 1575507), (41, 1037529), (81, 525169), (123, 345843), (369, 115281), (1107, 38427), (3321, 12809)]