81830338

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1\times {\mathrm{1709}}^1$

素因数の和:2069

約数の個数: 16

約数和(自身を含む): 124659000

約数和(自身を除く): 42828662

約数列:

[1, 2, 89, 178, 269, 538, 1709, 3418, 23941, 47882, 152101, 304202, 459721, 919442, 40915169, 81830338]

約数ペア:

[(1, 81830338), (2, 40915169), (89, 919442), (178, 459721), (269, 304202), (538, 152101), (1709, 47882), (3418, 23941)]