1994403755

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{2281}}^1\times {\mathrm{5641}}^1$

素因数の和:7958

約数の個数: 16

約数和(自身を含む): 2472008448

約数和(自身を除く): 477604693

約数列:

[1, 5, 31, 155, 2281, 5641, 11405, 28205, 70711, 174871, 353555, 874355, 12867121, 64335605, 398880751, 1994403755]

約数ペア:

[(1, 1994403755), (5, 398880751), (31, 64335605), (155, 12867121), (2281, 874355), (5641, 353555), (11405, 174871), (28205, 70711)]