156977617744

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{239295149}}^1$

素因数の和:239295198

約数の個数: 20

約数和(自身を含む): 311562285300

約数和(自身を除く): 154584667556

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 239295149, 478590298, 957180596, 1914361192, 3828722384, 9811101109, 19622202218, 39244404436, 78488808872, 156977617744]

約数ペア:

[(1, 156977617744), (2, 78488808872), (4, 39244404436), (8, 19622202218), (16, 9811101109), (41, 3828722384), (82, 1914361192), (164, 957180596), (328, 478590298), (656, 239295149)]