420667902

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{320143}}^1$

素因数の和:320224

約数の個数: 24

約数和(自身を含む): 923935584

約数和(自身を除く): 503267682

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 320143, 640286, 960429, 1920858, 2881287, 5762574, 23370439, 46740878, 70111317, 140222634, 210333951, 420667902]

約数ペア:

[(1, 420667902), (2, 210333951), (3, 140222634), (6, 70111317), (9, 46740878), (18, 23370439), (73, 5762574), (146, 2881287), (219, 1920858), (438, 960429), (657, 640286), (1314, 320143)]