16120531

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 16

約数和(自身を含む): 19720960

約数和(自身を除く): 3600429

約数列:

[1, 7, 19, 61, 133, 427, 1159, 1987, 8113, 13909, 37753, 121207, 264271, 848449, 2302933, 16120531]

約数ペア:

[(1, 16120531), (7, 2302933), (19, 848449), (61, 264271), (133, 121207), (427, 37753), (1159, 13909), (1987, 8113)]