17890521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^2\times {\mathrm{193}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 26660256

約数和(自身を除く): 8769735

約数列:

[1, 3, 11, 33, 53, 159, 193, 579, 583, 1749, 2123, 2809, 6369, 8427, 10229, 30687, 30899, 92697, 112519, 337557, 542137, 1626411, 5963507, 17890521]

約数ペア:

[(1, 17890521), (3, 5963507), (11, 1626411), (33, 542137), (53, 337557), (159, 112519), (193, 92697), (579, 30899), (583, 30687), (1749, 10229), (2123, 8427), (2809, 6369)]