87627141

素因数分解:

$3^2\times 7^2\times {\mathrm{198701}}^1$

素因数の和:198721

約数の個数: 18

約数和(自身を含む): 147238182

約数和(自身を除く): 59611041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 198701, 596103, 1390907, 1788309, 4172721, 9736349, 12518163, 29209047, 87627141]

約数ペア:

[(1, 87627141), (3, 29209047), (7, 12518163), (9, 9736349), (21, 4172721), (49, 1788309), (63, 1390907), (147, 596103), (441, 198701)]