81943578

素因数分解:

$2^1\times 3^2\times {\mathrm{4552421}}^1$

素因数の和:4552429

約数の個数: 12

約数和(自身を含む): 177544458

約数和(自身を除く): 95600880

約数列:

[1, 2, 3, 6, 9, 18, 4552421, 9104842, 13657263, 27314526, 40971789, 81943578]

約数ペア:

[(1, 81943578), (2, 40971789), (3, 27314526), (6, 13657263), (9, 9104842), (18, 4552421)]