55395809

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:377

約数の個数: 24

約数和(自身を含む): 68080320

約数和(自身を除く): 12684511

約数列:

[1, 7, 17, 119, 139, 197, 289, 973, 1379, 2023, 2363, 3349, 16541, 23443, 27383, 40171, 56933, 191681, 281197, 398531, 465511, 3258577, 7913687, 55395809]

約数ペア:

[(1, 55395809), (7, 7913687), (17, 3258577), (119, 465511), (139, 398531), (197, 281197), (289, 191681), (973, 56933), (1379, 40171), (2023, 27383), (2363, 23443), (3349, 16541)]