220936977

素因数分解:

$3^4\times {\mathrm{251}}^1\times {\mathrm{10867}}^1$

素因数の和:11130

約数の個数: 20

約数和(自身を含む): 331387056

約数和(自身を除く): 110450079

約数列:

[1, 3, 9, 27, 81, 251, 753, 2259, 6777, 10867, 20331, 32601, 97803, 293409, 880227, 2727617, 8182851, 24548553, 73645659, 220936977]

約数ペア:

[(1, 220936977), (3, 73645659), (9, 24548553), (27, 8182851), (81, 2727617), (251, 880227), (753, 293409), (2259, 97803), (6777, 32601), (10867, 20331)]