247979438

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 431136768

約数和(自身を除く): 183157330

約数列:

[1, 2, 7, 14, 127, 211, 254, 422, 661, 889, 1322, 1477, 1778, 2954, 4627, 9254, 26797, 53594, 83947, 139471, 167894, 187579, 278942, 375158, 587629, 976297, 1175258, 1952594, 17712817, 35425634, 123989719, 247979438]

約数ペア:

[(1, 247979438), (2, 123989719), (7, 35425634), (14, 17712817), (127, 1952594), (211, 1175258), (254, 976297), (422, 587629), (661, 375158), (889, 278942), (1322, 187579), (1477, 167894), (1778, 139471), (2954, 83947), (4627, 53594), (9254, 26797)]