2288493

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1518

約数の個数: 20

約数和(自身を含む): 3600960

約数和(自身を除く): 1312467

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1487, 1539, 4461, 13383, 28253, 40149, 84759, 120447, 254277, 762831, 2288493]

約数ペア:

[(1, 2288493), (3, 762831), (9, 254277), (19, 120447), (27, 84759), (57, 40149), (81, 28253), (171, 13383), (513, 4461), (1487, 1539)]