243770121

素因数分解:

$3^3\times 7^1\times {\mathrm{1289789}}^1$

素因数の和:1289805

約数の個数: 16

約数和(自身を含む): 412732800

約数和(自身を除く): 168962679

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1289789, 3869367, 9028523, 11608101, 27085569, 34824303, 81256707, 243770121]

約数ペア:

[(1, 243770121), (3, 81256707), (7, 34824303), (9, 27085569), (21, 11608101), (27, 9028523), (63, 3869367), (189, 1289789)]