2789040065

素因数分解:

$5^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{106391}}^1$

素因数の和:106517

約数の個数: 24

約数和(自身を含む): 3929694912

約数和(自身を除く): 1140654847

約数列:

[1, 5, 7, 35, 49, 107, 245, 535, 749, 3745, 5243, 26215, 106391, 531955, 744737, 3723685, 5213159, 11383837, 26065795, 56919185, 79686859, 398434295, 557808013, 2789040065]

約数ペア:

[(1, 2789040065), (5, 557808013), (7, 398434295), (35, 79686859), (49, 56919185), (107, 26065795), (245, 11383837), (535, 5213159), (749, 3723685), (3745, 744737), (5243, 531955), (26215, 106391)]