78930817

素因数分解:

$7^3\times {\mathrm{359}}^1\times {\mathrm{641}}^1$

素因数の和:1021

約数の個数: 16

約数和(自身を含む): 92448000

約数和(自身を除く): 13517183

約数列:

[1, 7, 49, 343, 359, 641, 2513, 4487, 17591, 31409, 123137, 219863, 230119, 1610833, 11275831, 78930817]

約数ペア:

[(1, 78930817), (7, 11275831), (49, 1610833), (343, 230119), (359, 219863), (641, 123137), (2513, 31409), (4487, 17591)]