23871379

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 29179440

約数和(自身を除く): 5308061

約数列:

[1, 7, 29, 49, 107, 157, 203, 749, 1099, 1421, 3103, 4553, 5243, 7693, 16799, 21721, 31871, 117593, 152047, 223097, 487171, 823151, 3410197, 23871379]

約数ペア:

[(1, 23871379), (7, 3410197), (29, 823151), (49, 487171), (107, 223097), (157, 152047), (203, 117593), (749, 31871), (1099, 21721), (1421, 16799), (3103, 7693), (4553, 5243)]