28006895

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{673}}^1$

素因数の和:755

約数の個数: 32

約数和(自身を含む): 40763520

約数和(自身を除く): 12756625

約数列:

[1, 5, 7, 29, 35, 41, 145, 203, 205, 287, 673, 1015, 1189, 1435, 3365, 4711, 5945, 8323, 19517, 23555, 27593, 41615, 97585, 136619, 137965, 193151, 683095, 800197, 965755, 4000985, 5601379, 28006895]

約数ペア:

[(1, 28006895), (5, 5601379), (7, 4000985), (29, 965755), (35, 800197), (41, 683095), (145, 193151), (203, 137965), (205, 136619), (287, 97585), (673, 41615), (1015, 27593), (1189, 23555), (1435, 19517), (3365, 8323), (4711, 5945)]