40821687

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{1303}}^1$

素因数の和:1427

約数の個数: 18

約数和(自身を含む): 60027032

約数和(自身を除く): 19205345

約数列:

[1, 3, 9, 59, 177, 531, 1303, 3481, 3909, 10443, 11727, 31329, 76877, 230631, 691893, 4535743, 13607229, 40821687]

約数ペア:

[(1, 40821687), (3, 13607229), (9, 4535743), (59, 691893), (177, 230631), (531, 76877), (1303, 31329), (3481, 11727), (3909, 10443)]