895988547

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{155797}}^1$

素因数の和:155880

約数の個数: 20

約数和(自身を含む): 1357312176

約数和(自身を除く): 461323629

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 5751, 155797, 467391, 1402173, 4206519, 11061587, 12619557, 33184761, 99554283, 298662849, 895988547]

約数ペア:

[(1, 895988547), (3, 298662849), (9, 99554283), (27, 33184761), (71, 12619557), (81, 11061587), (213, 4206519), (639, 1402173), (1917, 467391), (5751, 155797)]