81334719

素因数分解:

$3^3\times {\mathrm{1427}}^1\times {\mathrm{2111}}^1$

素因数の和:3547

約数の個数: 16

約数和(自身を含む): 120637440

約数和(自身を除く): 39302721

約数列:

[1, 3, 9, 27, 1427, 2111, 4281, 6333, 12843, 18999, 38529, 56997, 3012397, 9037191, 27111573, 81334719]

約数ペア:

[(1, 81334719), (3, 27111573), (9, 9037191), (27, 3012397), (1427, 56997), (2111, 38529), (4281, 18999), (6333, 12843)]