8139255

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12619}}^1$

素因数の和:12670

約数の個数: 16

約数和(自身を含む): 13326720

約数和(自身を除く): 5187465

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 12619, 37857, 63095, 189285, 542617, 1627851, 2713085, 8139255]

約数ペア:

[(1, 8139255), (3, 2713085), (5, 1627851), (15, 542617), (43, 189285), (129, 63095), (215, 37857), (645, 12619)]