2566804111921

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{38447}}^1\times {\mathrm{501971}}^1$

素因数の和:540444

約数の個数: 16

約数和(自身を含む): 3087971112960

約数和(自身を除く): 521167001039

約数列:

[1, 7, 19, 133, 38447, 269129, 501971, 730493, 3513797, 5113451, 9537449, 66762143, 19299279037, 135094953259, 366686301703, 2566804111921]

約数ペア:

[(1, 2566804111921), (7, 366686301703), (19, 135094953259), (133, 19299279037), (38447, 66762143), (269129, 9537449), (501971, 5113451), (730493, 3513797)]