13408983

素因数分解:

$3^5\times 7^1\times {\mathrm{7883}}^1$

素因数の和:7905

約数の個数: 24

約数和(自身を含む): 22958208

約数和(自身を除く): 9549225

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 7883, 23649, 55181, 70947, 165543, 212841, 496629, 638523, 1489887, 1915569, 4469661, 13408983]

約数ペア:

[(1, 13408983), (3, 4469661), (7, 1915569), (9, 1489887), (21, 638523), (27, 496629), (63, 212841), (81, 165543), (189, 70947), (243, 55181), (567, 23649), (1701, 7883)]