13378815

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2341}}^1$

素因数の和:2479

約数の個数: 24

約数和(自身を含む): 23382528

約数和(自身を除く): 10003713

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 2341, 5715, 7023, 11705, 21069, 35115, 105345, 297307, 891921, 1486535, 2675763, 4459605, 13378815]

約数ペア:

[(1, 13378815), (3, 4459605), (5, 2675763), (9, 1486535), (15, 891921), (45, 297307), (127, 105345), (381, 35115), (635, 21069), (1143, 11705), (1905, 7023), (2341, 5715)]