54131995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{27689}}^1$

素因数の和:27734

約数の個数: 16

約数和(自身を含む): 71772480

約数和(自身を除く): 17640485

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 27689, 138445, 470713, 636847, 2353565, 3184235, 10826399, 54131995]

約数ペア:

[(1, 54131995), (5, 10826399), (17, 3184235), (23, 2353565), (85, 636847), (115, 470713), (391, 138445), (1955, 27689)]