68754681

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{787}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 105472224

約数和(自身を除く): 36717543

約数列:

[1, 3, 9, 17, 51, 153, 571, 787, 1713, 2361, 5139, 7083, 9707, 13379, 29121, 40137, 87363, 120411, 449377, 1348131, 4044393, 7639409, 22918227, 68754681]

約数ペア:

[(1, 68754681), (3, 22918227), (9, 7639409), (17, 4044393), (51, 1348131), (153, 449377), (571, 120411), (787, 87363), (1713, 40137), (2361, 29121), (5139, 13379), (7083, 9707)]