12728555

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9829}}^1$

素因数の和:9878

約数の個数: 16

約数和(自身を含む): 17929920

約数和(自身を除く): 5201365

約数列:

[1, 5, 7, 35, 37, 185, 259, 1295, 9829, 49145, 68803, 344015, 363673, 1818365, 2545711, 12728555]

約数ペア:

[(1, 12728555), (5, 2545711), (7, 1818365), (35, 363673), (37, 344015), (185, 68803), (259, 49145), (1295, 9829)]