6444765

素因数分解:

$3^4\times 5^1\times {\mathrm{15913}}^1$

素因数の和:15930

約数の個数: 20

約数和(自身を含む): 11553564

約数和(自身を除く): 5108799

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 15913, 47739, 79565, 143217, 238695, 429651, 716085, 1288953, 2148255, 6444765]

約数ペア:

[(1, 6444765), (3, 2148255), (5, 1288953), (9, 716085), (15, 429651), (27, 238695), (45, 143217), (81, 79565), (135, 47739), (405, 15913)]