39891272

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{115963}}^1$

素因数の和:116012

約数の個数: 16

約数和(自身を含む): 76536240

約数和(自身を除く): 36644968

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 115963, 231926, 463852, 927704, 4986409, 9972818, 19945636, 39891272]

約数ペア:

[(1, 39891272), (2, 19945636), (4, 9972818), (8, 4986409), (43, 927704), (86, 463852), (172, 231926), (344, 115963)]