7427457

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{1951}}^1$

素因数の和:2010

約数の個数: 20

約数和(自身を含む): 11337216

約数和(自身を除く): 3909759

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 1951, 3807, 5853, 17559, 52677, 91697, 158031, 275091, 825273, 2475819, 7427457]

約数ペア:

[(1, 7427457), (3, 2475819), (9, 825273), (27, 275091), (47, 158031), (81, 91697), (141, 52677), (423, 17559), (1269, 5853), (1951, 3807)]