56784819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{208003}}^1$

素因数の和:208026

約数の個数: 16

約数和(自身を含む): 93185792

約数和(自身を除く): 36400973

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 208003, 624009, 1456021, 2704039, 4368063, 8112117, 18928273, 56784819]

約数ペア:

[(1, 56784819), (3, 18928273), (7, 8112117), (13, 4368063), (21, 2704039), (39, 1456021), (91, 624009), (273, 208003)]