64397997

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{8933}}^1$

素因数の和:9034

約数の個数: 20

約数和(自身を含む): 97291260

約数和(自身を除く): 32893263

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 8933, 26799, 80397, 241191, 723573, 795037, 2385111, 7155333, 21465999, 64397997]

約数ペア:

[(1, 64397997), (3, 21465999), (9, 7155333), (27, 2385111), (81, 795037), (89, 723573), (267, 241191), (801, 80397), (2403, 26799), (7209, 8933)]