158918949

素因数分解:

$3^3\times 7^1\times {\mathrm{840841}}^1$

素因数の和:840857

約数の個数: 16

約数和(自身を含む): 269069440

約数和(自身を除く): 110150491

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 840841, 2522523, 5885887, 7567569, 17657661, 22702707, 52972983, 158918949]

約数ペア:

[(1, 158918949), (3, 52972983), (7, 22702707), (9, 17657661), (21, 7567569), (27, 5885887), (63, 2522523), (189, 840841)]