890756878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1\times {\mathrm{2273}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 1493199360

約数和(自身を除く): 602442482

約数列:

[1, 2, 11, 22, 47, 94, 379, 517, 758, 1034, 2273, 4169, 4546, 8338, 17813, 25003, 35626, 50006, 106831, 195943, 213662, 391886, 861467, 1175141, 1722934, 2350282, 9476137, 18952274, 40488949, 80977898, 445378439, 890756878]

約数ペア:

[(1, 890756878), (2, 445378439), (11, 80977898), (22, 40488949), (47, 18952274), (94, 9476137), (379, 2350282), (517, 1722934), (758, 1175141), (1034, 861467), (2273, 391886), (4169, 213662), (4546, 195943), (8338, 106831), (17813, 50006), (25003, 35626)]