1995654782009

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{67286651}}^1$

素因数の和:67286900

約数の個数: 16

約数和(自身を含む): 2411553607680

約数和(自身を除く): 415898825671

約数列:

[1, 7, 19, 133, 223, 1561, 4237, 29659, 67286651, 471006557, 1278446369, 8949124583, 15004923173, 105034462211, 285093540287, 1995654782009]

約数ペア:

[(1, 1995654782009), (7, 285093540287), (19, 105034462211), (133, 15004923173), (223, 8949124583), (1561, 1278446369), (4237, 471006557), (29659, 67286651)]