87815187

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{2803}}^1$

素因数の和:2927

約数の個数: 18

約数和(自身を含む): 129076532

約数和(自身を除く): 41261345

約数列:

[1, 3, 9, 59, 177, 531, 2803, 3481, 8409, 10443, 25227, 31329, 165377, 496131, 1488393, 9757243, 29271729, 87815187]

約数ペア:

[(1, 87815187), (3, 29271729), (9, 9757243), (59, 1488393), (177, 496131), (531, 165377), (2803, 31329), (3481, 25227), (8409, 10443)]