1258454978

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{3371}}^1$

素因数の和:3694

約数の個数: 32

約数和(自身を含む): 2097653760

約数和(自身を除く): 839198782

約数列:

[1, 2, 11, 22, 71, 142, 239, 478, 781, 1562, 2629, 3371, 5258, 6742, 16969, 33938, 37081, 74162, 186659, 239341, 373318, 478682, 805669, 1611338, 2632751, 5265502, 8862359, 17724718, 57202499, 114404998, 629227489, 1258454978]

約数ペア:

[(1, 1258454978), (2, 629227489), (11, 114404998), (22, 57202499), (71, 17724718), (142, 8862359), (239, 5265502), (478, 2632751), (781, 1611338), (1562, 805669), (2629, 478682), (3371, 373318), (5258, 239341), (6742, 186659), (16969, 74162), (33938, 37081)]