870801993

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{63781}}^1$

素因数の和:63865

約数の個数: 24

約数和(自身を含む): 1323348936

約数和(自身を除く): 452546943

約数列:

[1, 3, 9, 37, 41, 111, 123, 333, 369, 1517, 4551, 13653, 63781, 191343, 574029, 2359897, 2615021, 7079691, 7845063, 21239073, 23535189, 96755777, 290267331, 870801993]

約数ペア:

[(1, 870801993), (3, 290267331), (9, 96755777), (37, 23535189), (41, 21239073), (111, 7845063), (123, 7079691), (333, 2615021), (369, 2359897), (1517, 574029), (4551, 191343), (13653, 63781)]