28719471

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 24

約数和(自身を含む): 42813232

約数和(自身を除く): 14093761

約数列:

[1, 3, 11, 33, 61, 121, 183, 363, 671, 1297, 2013, 3891, 7381, 14267, 22143, 42801, 79117, 156937, 237351, 470811, 870287, 2610861, 9573157, 28719471]

約数ペア:

[(1, 28719471), (3, 9573157), (11, 2610861), (33, 870287), (61, 470811), (121, 237351), (183, 156937), (363, 79117), (671, 42801), (1297, 22143), (2013, 14267), (3891, 7381)]