7157889

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{4651}}^1$

素因数の和:4682

約数の個数: 20

約数和(自身を含む): 11257840

約数和(自身を除く): 4099951

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 4651, 13953, 41859, 88369, 125577, 265107, 376731, 795321, 2385963, 7157889]

約数ペア:

[(1, 7157889), (3, 2385963), (9, 795321), (19, 376731), (27, 265107), (57, 125577), (81, 88369), (171, 41859), (513, 13953), (1539, 4651)]