28628541

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 42344640

約数和(自身を除く): 13716099

約数列:

[1, 3, 9, 89, 103, 267, 309, 347, 801, 927, 1041, 3123, 9167, 27501, 30883, 35741, 82503, 92649, 107223, 277947, 321669, 3180949, 9542847, 28628541]

約数ペア:

[(1, 28628541), (3, 9542847), (9, 3180949), (89, 321669), (103, 277947), (267, 107223), (309, 92649), (347, 82503), (801, 35741), (927, 30883), (1041, 27501), (3123, 9167)]