47389881

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{205151}}^1$

素因数の和:205172

約数の個数: 16

約数和(自身を含む): 78778368

約数和(自身を除く): 31388487

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 205151, 615453, 1436057, 2256661, 4308171, 6769983, 15796627, 47389881]

約数ペア:

[(1, 47389881), (3, 15796627), (7, 6769983), (11, 4308171), (21, 2256661), (33, 1436057), (77, 615453), (231, 205151)]