8690619

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{947}}^1$

素因数の和:999

約数の個数: 32

約数和(自身を含む): 14561280

約数和(自身を除く): 5870661

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 947, 1311, 2841, 3059, 6629, 9177, 17993, 19887, 21781, 53979, 65343, 125951, 152467, 377853, 413839, 457401, 1241517, 2896873, 8690619]

約数ペア:

[(1, 8690619), (3, 2896873), (7, 1241517), (19, 457401), (21, 413839), (23, 377853), (57, 152467), (69, 125951), (133, 65343), (161, 53979), (399, 21781), (437, 19887), (483, 17993), (947, 9177), (1311, 6629), (2841, 3059)]