728883358

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{25609}}^1$

素因数の和:25744

約数の個数: 32

約数和(自身を含む): 1327622400

約数和(自身を除く): 598739042

約数列:

[1, 2, 7, 14, 19, 38, 107, 133, 214, 266, 749, 1498, 2033, 4066, 14231, 25609, 28462, 51218, 179263, 358526, 486571, 973142, 2740163, 3405997, 5480326, 6811994, 19181141, 38362282, 52063097, 104126194, 364441679, 728883358]

約数ペア:

[(1, 728883358), (2, 364441679), (7, 104126194), (14, 52063097), (19, 38362282), (38, 19181141), (107, 6811994), (133, 5480326), (214, 3405997), (266, 2740163), (749, 973142), (1498, 486571), (2033, 358526), (4066, 179263), (14231, 51218), (25609, 28462)]