117991279

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{1193}}^1$

素因数の和:1470

約数の個数: 16

約数和(自身を含む): 137548800

約数和(自身を除く): 19557521

約数列:

[1, 7, 71, 199, 497, 1193, 1393, 8351, 14129, 84703, 98903, 237407, 592921, 1661849, 16855897, 117991279]

約数ペア:

[(1, 117991279), (7, 16855897), (71, 1661849), (199, 592921), (497, 237407), (1193, 98903), (1393, 84703), (8351, 14129)]