81942724

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{293}}^1\times {\mathrm{503}}^1$

素因数の和:939

約数の個数: 24

約数和(自身を含む): 145212480

約数和(自身を除く): 63269756

約数列:

[1, 2, 4, 139, 278, 293, 503, 556, 586, 1006, 1172, 2012, 40727, 69917, 81454, 139834, 147379, 162908, 279668, 294758, 589516, 20485681, 40971362, 81942724]

約数ペア:

[(1, 81942724), (2, 40971362), (4, 20485681), (139, 589516), (278, 294758), (293, 279668), (503, 162908), (556, 147379), (586, 139834), (1006, 81454), (1172, 69917), (2012, 40727)]