279229881

素因数分解:

$3^1\times 7^2\times {\mathrm{1899523}}^1$

素因数の和:1899540

約数の個数: 12

約数和(自身を含む): 433091472

約数和(自身を除く): 153861591

約数列:

[1, 3, 7, 21, 49, 147, 1899523, 5698569, 13296661, 39889983, 93076627, 279229881]

約数ペア:

[(1, 279229881), (3, 93076627), (7, 39889983), (21, 13296661), (49, 5698569), (147, 1899523)]