3997269

素因数分解:

$3^4\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:882

約数の個数: 20

約数和(自身を含む): 6076620

約数和(自身を除く): 2079351

約数列:

[1, 3, 9, 27, 61, 81, 183, 549, 809, 1647, 2427, 4941, 7281, 21843, 49349, 65529, 148047, 444141, 1332423, 3997269]

約数ペア:

[(1, 3997269), (3, 1332423), (9, 444141), (27, 148047), (61, 65529), (81, 49349), (183, 21843), (549, 7281), (809, 4941), (1647, 2427)]