28569569

素因数分解:

$7^1\times {\mathrm{31}}^3\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 16

約数和(自身を含む): 33985536

約数和(自身を除く): 5415967

約数列:

[1, 7, 31, 137, 217, 959, 961, 4247, 6727, 29729, 29791, 131657, 208537, 921599, 4081367, 28569569]

約数ペア:

[(1, 28569569), (7, 4081367), (31, 921599), (137, 208537), (217, 131657), (959, 29791), (961, 29729), (4247, 6727)]