203428399

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2166

約数の個数: 16

約数和(自身を含む): 219428352

約数和(自身を除く): 15999953

約数列:

[1, 23, 43, 103, 989, 1997, 2369, 4429, 45931, 85871, 101867, 205691, 1975033, 4730893, 8844713, 203428399]

約数ペア:

[(1, 203428399), (23, 8844713), (43, 4730893), (103, 1975033), (989, 205691), (1997, 101867), (2369, 85871), (4429, 45931)]