431333667

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{27031}}^1$

素因数の和:27240

約数の個数: 20

約数和(自身を含む): 647632656

約数和(自身を除く): 216298989

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 5319, 15957, 27031, 81093, 243279, 729837, 2189511, 5325107, 15975321, 47925963, 143777889, 431333667]

約数ペア:

[(1, 431333667), (3, 143777889), (9, 47925963), (27, 15975321), (81, 5325107), (197, 2189511), (591, 729837), (1773, 243279), (5319, 81093), (15957, 27031)]