2691945

素因数分解:

$3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 4707456

約数和(自身を除く): 2015511

約数列:

[1, 3, 5, 9, 15, 45, 163, 367, 489, 815, 1101, 1467, 1835, 2445, 3303, 5505, 7335, 16515, 59821, 179463, 299105, 538389, 897315, 2691945]

約数ペア:

[(1, 2691945), (3, 897315), (5, 538389), (9, 299105), (15, 179463), (45, 59821), (163, 16515), (367, 7335), (489, 5505), (815, 3303), (1101, 2445), (1467, 1835)]