80421866

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337907}}^1$

素因数の和:337933

約数の個数: 16

約数和(自身を含む): 145976256

約数和(自身を除く): 65554390

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 337907, 675814, 2365349, 4730698, 5744419, 11488838, 40210933, 80421866]

約数ペア:

[(1, 80421866), (2, 40210933), (7, 11488838), (14, 5744419), (17, 4730698), (34, 2365349), (119, 675814), (238, 337907)]