1538339721

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{277}}^2$

素因数の和:761

約数の個数: 24

約数和(自身を含む): 2121696864

約数和(自身を除く): 583357143

約数列:

[1, 3, 41, 123, 163, 277, 489, 831, 6683, 11357, 20049, 34071, 45151, 76729, 135453, 230187, 1851191, 3145889, 5553573, 9437667, 12506827, 37520481, 512779907, 1538339721]

約数ペア:

[(1, 1538339721), (3, 512779907), (41, 37520481), (123, 12506827), (163, 9437667), (277, 5553573), (489, 3145889), (831, 1851191), (6683, 230187), (11357, 135453), (20049, 76729), (34071, 45151)]