1280413503

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{27449}}^1$

素因数の和:27599

約数の個数: 24

約数和(自身を含む): 1901296800

約数和(自身を除く): 620883297

約数列:

[1, 3, 9, 71, 73, 213, 219, 639, 657, 5183, 15549, 27449, 46647, 82347, 247041, 1948879, 2003777, 5846637, 6011331, 17539911, 18033993, 142268167, 426804501, 1280413503]

約数ペア:

[(1, 1280413503), (3, 426804501), (9, 142268167), (71, 18033993), (73, 17539911), (213, 6011331), (219, 5846637), (639, 2003777), (657, 1948879), (5183, 247041), (15549, 82347), (27449, 46647)]