81778338

素因数分解:

$2^1\times 3^2\times {\mathrm{4543241}}^1$

素因数の和:4543249

約数の個数: 12

約数和(自身を含む): 177186438

約数和(自身を除く): 95408100

約数列:

[1, 2, 3, 6, 9, 18, 4543241, 9086482, 13629723, 27259446, 40889169, 81778338]

約数ペア:

[(1, 81778338), (2, 40889169), (3, 27259446), (6, 13629723), (9, 9086482), (18, 4543241)]