814897989

素因数分解:

$3^4\times {\mathrm{173}}^1\times {\mathrm{58153}}^1$

素因数の和:58338

約数の個数: 20

約数和(自身を含む): 1224374316

約数和(自身を除く): 409476327

約数列:

[1, 3, 9, 27, 81, 173, 519, 1557, 4671, 14013, 58153, 174459, 523377, 1570131, 4710393, 10060469, 30181407, 90544221, 271632663, 814897989]

約数ペア:

[(1, 814897989), (3, 271632663), (9, 90544221), (27, 30181407), (81, 10060469), (173, 4710393), (519, 1570131), (1557, 523377), (4671, 174459), (14013, 58153)]