81453885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{319427}}^1$

素因数の和:319452

約数の個数: 16

約数和(自身を含む): 137992896

約数和(自身を除く): 56539011

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 319427, 958281, 1597135, 4791405, 5430259, 16290777, 27151295, 81453885]

約数ペア:

[(1, 81453885), (3, 27151295), (5, 16290777), (15, 5430259), (17, 4791405), (51, 1597135), (85, 958281), (255, 319427)]