628891569

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{7307}}^1$

素因数の和:7517

約数の個数: 24

約数和(自身を含む): 927999072

約数和(自身を除く): 299107503

約数列:

[1, 3, 9, 73, 131, 219, 393, 657, 1179, 7307, 9563, 21921, 28689, 65763, 86067, 533411, 957217, 1600233, 2871651, 4800699, 8614953, 69876841, 209630523, 628891569]

約数ペア:

[(1, 628891569), (3, 209630523), (9, 69876841), (73, 8614953), (131, 4800699), (219, 2871651), (393, 1600233), (657, 957217), (1179, 533411), (7307, 86067), (9563, 65763), (21921, 28689)]