2561780459549

素因数分解:

${\mathrm{67}}^2\times {\mathrm{191}}^1\times {\mathrm{401}}^1\times {\mathrm{7451}}^1$

素因数の和:8177

約数の個数: 24

約数和(自身を含む): 2621073240576

約数和(自身を除く): 59292781027

約数列:

[1, 67, 191, 401, 4489, 7451, 12797, 26867, 76591, 499217, 857399, 1423141, 1800089, 2987851, 5131597, 33447539, 95350447, 200186017, 343816999, 570679541, 6388479949, 13412463139, 38235529247, 2561780459549]

約数ペア:

[(1, 2561780459549), (67, 38235529247), (191, 13412463139), (401, 6388479949), (4489, 570679541), (7451, 343816999), (12797, 200186017), (26867, 95350447), (76591, 33447539), (499217, 5131597), (857399, 2987851), (1423141, 1800089)]