204980979

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{40841}}^1$

素因数の和:41090

約数の個数: 16

約数和(自身を含む): 313666560

約数和(自身を除く): 108685581

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 40841, 122523, 285887, 857661, 9760999, 29282997, 68326993, 204980979]

約数ペア:

[(1, 204980979), (3, 68326993), (7, 29282997), (21, 9760999), (239, 857661), (717, 285887), (1673, 122523), (5019, 40841)]