338943994

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{71719}}^1$

素因数の和:71877

約数の個数: 16

約数和(自身を含む): 542203200

約数和(自身を除く): 203259206

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 71719, 143438, 1219223, 2438446, 9968941, 19937882, 169471997, 338943994]

約数ペア:

[(1, 338943994), (2, 169471997), (17, 19937882), (34, 9968941), (139, 2438446), (278, 1219223), (2363, 143438), (4726, 71719)]