71921268

素因数分解:

$2^2\times 3^2\times {\mathrm{1997813}}^1$

素因数の和:1997823

約数の個数: 18

約数和(自身を含む): 181801074

約数和(自身を除く): 109879806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 1997813, 3995626, 5993439, 7991252, 11986878, 17980317, 23973756, 35960634, 71921268]

約数ペア:

[(1, 71921268), (2, 35960634), (3, 23973756), (4, 17980317), (6, 11986878), (9, 7991252), (12, 5993439), (18, 3995626), (36, 1997813)]