825781311

素因数分解:

$3^6\times {\mathrm{269}}^1\times {\mathrm{4211}}^1$

素因数の和:4498

約数の個数: 28

約数和(自身を含む): 1243003320

約数和(自身を除く): 417222009

約数列:

[1, 3, 9, 27, 81, 243, 269, 729, 807, 2421, 4211, 7263, 12633, 21789, 37899, 65367, 113697, 196101, 341091, 1023273, 1132759, 3069819, 3398277, 10194831, 30584493, 91753479, 275260437, 825781311]

約数ペア:

[(1, 825781311), (3, 275260437), (9, 91753479), (27, 30584493), (81, 10194831), (243, 3398277), (269, 3069819), (729, 1132759), (807, 1023273), (2421, 341091), (4211, 196101), (7263, 113697), (12633, 65367), (21789, 37899)]