81412995

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{39047}}^1$

素因数の和:39194

約数の個数: 16

約数和(自身を含む): 131201280

約数和(自身を除く): 49788285

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 39047, 117141, 195235, 585705, 5427533, 16282599, 27137665, 81412995]

約数ペア:

[(1, 81412995), (3, 27137665), (5, 16282599), (15, 5427533), (139, 585705), (417, 195235), (695, 117141), (2085, 39047)]