28674537

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{7841}}^1$

素因数の和:7920

約数の個数: 16

約数和(自身を含む): 40652928

約数和(自身を除く): 11978391

約数列:

[1, 3, 23, 53, 69, 159, 1219, 3657, 7841, 23523, 180343, 415573, 541029, 1246719, 9558179, 28674537]

約数ペア:

[(1, 28674537), (3, 9558179), (23, 1246719), (53, 541029), (69, 415573), (159, 180343), (1219, 23523), (3657, 7841)]