221531127

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{13831}}^1$

素因数の和:14134

約数の個数: 16

約数和(自身を含む): 312049920

約数和(自身を除く): 90518793

約数列:

[1, 3, 19, 57, 281, 843, 5339, 13831, 16017, 41493, 262789, 788367, 3886511, 11659533, 73843709, 221531127]

約数ペア:

[(1, 221531127), (3, 73843709), (19, 11659533), (57, 3886511), (281, 788367), (843, 262789), (5339, 41493), (13831, 16017)]