68716431

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7129}}^1$

素因数の和:7165

約数の個数: 40

約数和(自身を含む): 124233120

約数和(自身を除く): 55516689

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 3213, 7129, 9639, 21387, 49903, 64161, 121193, 149709, 192483, 363579, 449127, 577449, 848351, 1090737, 1347381, 2545053, 3272211, 4042143, 7635159, 9816633, 22905477, 68716431]

約数ペア:

[(1, 68716431), (3, 22905477), (7, 9816633), (9, 7635159), (17, 4042143), (21, 3272211), (27, 2545053), (51, 1347381), (63, 1090737), (81, 848351), (119, 577449), (153, 449127), (189, 363579), (357, 192483), (459, 149709), (567, 121193), (1071, 64161), (1377, 49903), (3213, 21387), (7129, 9639)]