189887523

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{220543}}^1$

素因数の和:220594

約数の個数: 16

約数和(自身を含む): 296411136

約数和(自身を除く): 106523613

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 220543, 661629, 1543801, 4631403, 9042263, 27126789, 63295841, 189887523]

約数ペア:

[(1, 189887523), (3, 63295841), (7, 27126789), (21, 9042263), (41, 4631403), (123, 1543801), (287, 661629), (861, 220543)]