28515939

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{5197}}^1$

素因数の和:5290

約数の個数: 16

約数和(自身を含む): 39920640

約数和(自身を除く): 11404701

約数列:

[1, 3, 31, 59, 93, 177, 1829, 5197, 5487, 15591, 161107, 306623, 483321, 919869, 9505313, 28515939]

約数ペア:

[(1, 28515939), (3, 9505313), (31, 919869), (59, 483321), (93, 306623), (177, 161107), (1829, 15591), (5197, 5487)]