15663362883

素因数分解:

$3^1\times 7^4\times {\mathrm{107}}^1\times {\mathrm{20323}}^1$

素因数の和:20461

約数の個数: 40

約数和(自身を含む): 24592690368

約数和(自身を除く): 8929327485

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 343, 749, 1029, 2247, 2401, 5243, 7203, 15729, 20323, 36701, 60969, 110103, 142261, 256907, 426783, 770721, 995827, 2174561, 2987481, 6523683, 6970789, 15221927, 20912367, 45665781, 48795523, 106553489, 146386569, 319660467, 745874423, 2237623269, 5221120961, 15663362883]

約数ペア:

[(1, 15663362883), (3, 5221120961), (7, 2237623269), (21, 745874423), (49, 319660467), (107, 146386569), (147, 106553489), (321, 48795523), (343, 45665781), (749, 20912367), (1029, 15221927), (2247, 6970789), (2401, 6523683), (5243, 2987481), (7203, 2174561), (15729, 995827), (20323, 770721), (36701, 426783), (60969, 256907), (110103, 142261)]