2129121519

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1\times {\mathrm{1117}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 3275650560

約数和(自身を除く): 1146529041

約数列:

[1, 3, 7, 21, 139, 417, 653, 973, 1117, 1959, 2919, 3351, 4571, 7819, 13713, 23457, 90767, 155263, 272301, 465789, 635369, 729401, 1086841, 1906107, 2188203, 3260523, 5105807, 15317421, 101386739, 304160217, 709707173, 2129121519]

約数ペア:

[(1, 2129121519), (3, 709707173), (7, 304160217), (21, 101386739), (139, 15317421), (417, 5105807), (653, 3260523), (973, 2188203), (1117, 1906107), (1959, 1086841), (2919, 729401), (3351, 635369), (4571, 465789), (7819, 272301), (13713, 155263), (23457, 90767)]