12938895

素因数分解:

$3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1061}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 22531392

約数和(自身を除く): 9592497

約数列:

[1, 3, 5, 9, 15, 45, 271, 813, 1061, 1355, 2439, 3183, 4065, 5305, 9549, 12195, 15915, 47745, 287531, 862593, 1437655, 2587779, 4312965, 12938895]

約数ペア:

[(1, 12938895), (3, 4312965), (5, 2587779), (9, 1437655), (15, 862593), (45, 287531), (271, 47745), (813, 15915), (1061, 12195), (1355, 9549), (2439, 5305), (3183, 4065)]