7847361

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{5099}}^1$

素因数の和:5130

約数の個数: 20

約数和(自身を含む): 12342000

約数和(自身を除く): 4494639

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 5099, 15297, 45891, 96881, 137673, 290643, 413019, 871929, 2615787, 7847361]

約数ペア:

[(1, 7847361), (3, 2615787), (9, 871929), (19, 413019), (27, 290643), (57, 137673), (81, 96881), (171, 45891), (513, 15297), (1539, 5099)]