129620002

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{27427}}^1$

素因数の和:27585

約数の個数: 16

約数和(自身を含む): 207355680

約数和(自身を除く): 77735678

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4726, 27427, 54854, 466259, 932518, 3812353, 7624706, 64810001, 129620002]

約数ペア:

[(1, 129620002), (2, 64810001), (17, 7624706), (34, 3812353), (139, 932518), (278, 466259), (2363, 54854), (4726, 27427)]