78680686

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{16979}}^1$

素因数の和:17319

約数の個数: 16

約数和(自身を含む): 135296640

約数和(自身を除く): 56615954

約数列:

[1, 2, 7, 14, 331, 662, 2317, 4634, 16979, 33958, 118853, 237706, 5620049, 11240098, 39340343, 78680686]

約数ペア:

[(1, 78680686), (2, 39340343), (7, 11240098), (14, 5620049), (331, 237706), (662, 118853), (2317, 33958), (4634, 16979)]