135998919

素因数分解:

$3^4\times 7^1\times {\mathrm{239857}}^1$

素因数の和:239876

約数の個数: 20

約数和(自身を含む): 232182544

約数和(自身を除く): 96183625

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 239857, 719571, 1678999, 2158713, 5036997, 6476139, 15110991, 19428417, 45332973, 135998919]

約数ペア:

[(1, 135998919), (3, 45332973), (7, 19428417), (9, 15110991), (21, 6476139), (27, 5036997), (63, 2158713), (81, 1678999), (189, 719571), (567, 239857)]