7521321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1039}}^1$

素因数の和:1188

約数の個数: 16

約数和(自身を含む): 10649600

約数和(自身を除く): 3128279

約数列:

[1, 3, 19, 57, 127, 381, 1039, 2413, 3117, 7239, 19741, 59223, 131953, 395859, 2507107, 7521321]

約数ペア:

[(1, 7521321), (3, 2507107), (19, 395859), (57, 131953), (127, 59223), (381, 19741), (1039, 7239), (2413, 3117)]