81013058

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{20023}}^1$

素因数の和:20066

約数の個数: 24

約数和(自身を含む): 147536832

約数和(自身を除く): 66523774

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 289, 578, 2023, 4046, 20023, 40046, 140161, 280322, 340391, 680782, 2382737, 4765474, 5786647, 11573294, 40506529, 81013058]

約数ペア:

[(1, 81013058), (2, 40506529), (7, 11573294), (14, 5786647), (17, 4765474), (34, 2382737), (119, 680782), (238, 340391), (289, 280322), (578, 140161), (2023, 40046), (4046, 20023)]