28969815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4523}}^1$

素因数の和:4599

約数の個数: 32

約数和(自身を含む): 53853696

約数和(自身を除く): 24883881

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 4523, 6405, 13569, 22615, 31661, 67845, 94983, 158305, 275903, 474915, 827709, 1379515, 1931321, 4138545, 5793963, 9656605, 28969815]

約数ペア:

[(1, 28969815), (3, 9656605), (5, 5793963), (7, 4138545), (15, 1931321), (21, 1379515), (35, 827709), (61, 474915), (105, 275903), (183, 158305), (305, 94983), (427, 67845), (915, 31661), (1281, 22615), (2135, 13569), (4523, 6405)]