9972321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3301}}^1$

素因数の和:3376

約数の個数: 16

約数和(自身を含む): 14264640

約数和(自身を除く): 4292319

約数列:

[1, 3, 19, 53, 57, 159, 1007, 3021, 3301, 9903, 62719, 174953, 188157, 524859, 3324107, 9972321]

約数ペア:

[(1, 9972321), (3, 3324107), (19, 524859), (53, 188157), (57, 174953), (159, 62719), (1007, 9903), (3021, 3301)]