66347770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{390281}}^1$

素因数の和:390305

約数の個数: 16

約数和(自身を含む): 126451368

約数和(自身を除く): 60103598

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 390281, 780562, 1951405, 3902810, 6634777, 13269554, 33173885, 66347770]

約数ペア:

[(1, 66347770), (2, 33173885), (5, 13269554), (10, 6634777), (17, 3902810), (34, 1951405), (85, 780562), (170, 390281)]