12864465

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2251}}^1$

素因数の和:2389

約数の個数: 24

約数和(自身を含む): 22483968

約数和(自身を除く): 9619503

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2251, 5715, 6753, 11255, 20259, 33765, 101295, 285877, 857631, 1429385, 2572893, 4288155, 12864465]

約数ペア:

[(1, 12864465), (3, 4288155), (5, 2572893), (9, 1429385), (15, 857631), (45, 285877), (127, 101295), (381, 33765), (635, 20259), (1143, 11255), (1905, 6753), (2251, 5715)]