11821401

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 18239520

約数和(自身を除く): 6418119

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 947, 1387, 2841, 4161, 8523, 12483, 17993, 53979, 69131, 161937, 207393, 622179, 1313489, 3940467, 11821401]

約数ペア:

[(1, 11821401), (3, 3940467), (9, 1313489), (19, 622179), (57, 207393), (73, 161937), (171, 69131), (219, 53979), (657, 17993), (947, 12483), (1387, 8523), (2841, 4161)]