53125569

素因数分解:

$3^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{2003}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 87951552

約数和(自身を除く): 34825983

約数列:

[1, 3, 7, 9, 21, 63, 421, 1263, 2003, 2947, 3789, 6009, 8841, 14021, 18027, 26523, 42063, 126189, 843263, 2529789, 5902841, 7589367, 17708523, 53125569]

約数ペア:

[(1, 53125569), (3, 17708523), (7, 7589367), (9, 5902841), (21, 2529789), (63, 843263), (421, 126189), (1263, 42063), (2003, 26523), (2947, 18027), (3789, 14021), (6009, 8841)]