28249611

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19577}}^1$

素因数の和:19630

約数の個数: 16

約数和(自身を含む): 41661984

約数和(自身を除く): 13412373

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19577, 58731, 254501, 724349, 763503, 2173047, 9416537, 28249611]

約数ペア:

[(1, 28249611), (3, 9416537), (13, 2173047), (37, 763503), (39, 724349), (111, 254501), (481, 58731), (1443, 19577)]