749001879

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{20947}}^1$

素因数の和:21119

約数の個数: 24

約数和(自身を含む): 1127421360

約数和(自身を除く): 378419481

約数列:

[1, 3, 9, 29, 87, 137, 261, 411, 1233, 3973, 11919, 20947, 35757, 62841, 188523, 607463, 1822389, 2869739, 5467167, 8609217, 25827651, 83222431, 249667293, 749001879]

約数ペア:

[(1, 749001879), (3, 249667293), (9, 83222431), (29, 25827651), (87, 8609217), (137, 5467167), (261, 2869739), (411, 1822389), (1233, 607463), (3973, 188523), (11919, 62841), (20947, 35757)]