28538655

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{51421}}^1$

素因数の和:51466

約数の個数: 16

約数和(自身を含む): 46896864

約数和(自身を除く): 18358209

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 51421, 154263, 257105, 771315, 1902577, 5707731, 9512885, 28538655]

約数ペア:

[(1, 28538655), (3, 9512885), (5, 5707731), (15, 1902577), (37, 771315), (111, 257105), (185, 154263), (555, 51421)]