77721812

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{64553}}^1$

素因数の和:64607

約数の個数: 24

約数和(自身を含む): 159061056

約数和(自身を除く): 81339244

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 64553, 129106, 258212, 451871, 903742, 1807484, 2775779, 5551558, 11103116, 19430453, 38860906, 77721812]

約数ペア:

[(1, 77721812), (2, 38860906), (4, 19430453), (7, 11103116), (14, 5551558), (28, 2775779), (43, 1807484), (86, 903742), (172, 451871), (301, 258212), (602, 129106), (1204, 64553)]