28047369

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{36097}}^1$

素因数の和:36144

約数の個数: 16

約数和(自身を含む): 43895168

約数和(自身を除く): 15847799

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 36097, 108291, 252679, 758037, 1335589, 4006767, 9349123, 28047369]

約数ペア:

[(1, 28047369), (3, 9349123), (7, 4006767), (21, 1335589), (37, 758037), (111, 252679), (259, 108291), (777, 36097)]