249742017

素因数分解:

$3^2\times 7^1\times {\mathrm{419}}^1\times {\mathrm{9461}}^1$

素因数の和:9893

約数の個数: 24

約数和(自身を含む): 413300160

約数和(自身を除く): 163558143

約数列:

[1, 3, 7, 9, 21, 63, 419, 1257, 2933, 3771, 8799, 9461, 26397, 28383, 66227, 85149, 198681, 596043, 3964159, 11892477, 27749113, 35677431, 83247339, 249742017]

約数ペア:

[(1, 249742017), (3, 83247339), (7, 35677431), (9, 27749113), (21, 11892477), (63, 3964159), (419, 596043), (1257, 198681), (2933, 85149), (3771, 66227), (8799, 28383), (9461, 26397)]