13391955

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2141}}^1$

素因数の和:2291

約数の個数: 24

約数和(自身を含む): 23390640

約数和(自身を除く): 9998685

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 2141, 6255, 6423, 10705, 19269, 32115, 96345, 297599, 892797, 1487995, 2678391, 4463985, 13391955]

約数ペア:

[(1, 13391955), (3, 4463985), (5, 2678391), (9, 1487995), (15, 892797), (45, 297599), (139, 96345), (417, 32115), (695, 19269), (1251, 10705), (2085, 6423), (2141, 6255)]