489502684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{156691}}^1$

素因数の和:156777

約数の個数: 24

約数和(自身を含む): 947673216

約数和(自身を除く): 458170532

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 156691, 313382, 626764, 1723601, 3447202, 6894404, 11125061, 22250122, 44500244, 122375671, 244751342, 489502684]

約数ペア:

[(1, 489502684), (2, 244751342), (4, 122375671), (11, 44500244), (22, 22250122), (44, 11125061), (71, 6894404), (142, 3447202), (284, 1723601), (781, 626764), (1562, 313382), (3124, 156691)]