201721486

素因数分解:

$2^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1\times {\mathrm{1777}}^1$

素因数の和:2259

約数の個数: 16

約数和(自身を含む): 305318160

約数和(自身を除く): 103596674

約数列:

[1, 2, 211, 269, 422, 538, 1777, 3554, 56759, 113518, 374947, 478013, 749894, 956026, 100860743, 201721486]

約数ペア:

[(1, 201721486), (2, 100860743), (211, 956026), (269, 749894), (422, 478013), (538, 374947), (1777, 113518), (3554, 56759)]