81426123

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{220667}}^1$

素因数の和:220714

約数の個数: 12

約数和(自身を含む): 120484728

約数和(自身を除く): 39058605

約数列:

[1, 3, 9, 41, 123, 369, 220667, 662001, 1986003, 9047347, 27142041, 81426123]

約数ペア:

[(1, 81426123), (3, 27142041), (9, 9047347), (41, 1986003), (123, 662001), (369, 220667)]