66865862

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{280949}}^1$

素因数の和:280975

約数の個数: 16

約数和(自身を含む): 121370400

約数和(自身を除く): 54504538

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 280949, 561898, 1966643, 3933286, 4776133, 9552266, 33432931, 66865862]

約数ペア:

[(1, 66865862), (2, 33432931), (7, 9552266), (14, 4776133), (17, 3933286), (34, 1966643), (119, 561898), (238, 280949)]