180053739

素因数分解:

$3^3\times {\mathrm{331}}^1\times {\mathrm{20147}}^1$

素因数の和:20487

約数の個数: 16

約数和(自身を含む): 267565440

約数和(自身を除く): 87511701

約数列:

[1, 3, 9, 27, 331, 993, 2979, 8937, 20147, 60441, 181323, 543969, 6668657, 20005971, 60017913, 180053739]

約数ペア:

[(1, 180053739), (3, 60017913), (9, 20005971), (27, 6668657), (331, 543969), (993, 181323), (2979, 60441), (8937, 20147)]