209829823

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1218

約数の個数: 16

約数和(自身を含む): 243086400

約数和(自身を除く): 33256577

約数列:

[1, 7, 101, 449, 661, 707, 3143, 4627, 45349, 66761, 296789, 317443, 467327, 2077523, 29975689, 209829823]

約数ペア:

[(1, 209829823), (7, 29975689), (101, 2077523), (449, 467327), (661, 317443), (707, 296789), (3143, 66761), (4627, 45349)]