672639

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 1053360

約数和(自身を除く): 380721

約数列:

[1, 3, 11, 17, 33, 51, 109, 121, 187, 327, 363, 561, 1199, 1853, 2057, 3597, 5559, 6171, 13189, 20383, 39567, 61149, 224213, 672639]

約数ペア:

[(1, 672639), (3, 224213), (11, 61149), (17, 39567), (33, 20383), (51, 13189), (109, 6171), (121, 5559), (187, 3597), (327, 2057), (363, 1853), (561, 1199)]