2155751423

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{821}}^1\times {\mathrm{1307}}^1$

素因数の和:2183

約数の個数: 24

約数和(自身を含む): 2573971344

約数和(自身を除く): 418219921

約数列:

[1, 7, 41, 49, 287, 821, 1307, 2009, 5747, 9149, 33661, 40229, 53587, 64043, 235627, 375109, 1073047, 1649389, 2625763, 7511329, 43994927, 52579303, 307964489, 2155751423]

約数ペア:

[(1, 2155751423), (7, 307964489), (41, 52579303), (49, 43994927), (287, 7511329), (821, 2625763), (1307, 1649389), (2009, 1073047), (5747, 375109), (9149, 235627), (33661, 64043), (40229, 53587)]