78447771

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{13267}}^1$

素因数の和:13352

約数の個数: 20

約数和(自身を含む): 118801672

約数和(自身を除く): 40353901

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1971, 5913, 13267, 39801, 119403, 358209, 968491, 1074627, 2905473, 8716419, 26149257, 78447771]

約数ペア:

[(1, 78447771), (3, 26149257), (9, 8716419), (27, 2905473), (73, 1074627), (81, 968491), (219, 358209), (657, 119403), (1971, 39801), (5913, 13267)]