2021754865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{24943}}^1$

素因数の和:25033

約数の個数: 32

約数和(自身を含む): 2765790720

約数和(自身を除く): 744035855

約数列:

[1, 5, 13, 29, 43, 65, 145, 215, 377, 559, 1247, 1885, 2795, 6235, 16211, 24943, 81055, 124715, 324259, 723347, 1072549, 1621295, 3616735, 5362745, 9403511, 13943137, 31103921, 47017555, 69715685, 155519605, 404350973, 2021754865]

約数ペア:

[(1, 2021754865), (5, 404350973), (13, 155519605), (29, 69715685), (43, 47017555), (65, 31103921), (145, 13943137), (215, 9403511), (377, 5362745), (559, 3616735), (1247, 1621295), (1885, 1072549), (2795, 723347), (6235, 324259), (16211, 124715), (24943, 81055)]