55887531

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{140069}}^1$

素因数の和:140098

約数の個数: 16

約数和(自身を含む): 89644800

約数和(自身を除く): 33757269

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 140069, 420207, 980483, 2661311, 2941449, 7983933, 18629177, 55887531]

約数ペア:

[(1, 55887531), (3, 18629177), (7, 7983933), (19, 2941449), (21, 2661311), (57, 980483), (133, 420207), (399, 140069)]