384509517

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 640512000

約数和(自身を除く): 256002483

約数列:

[1, 3, 7, 19, 21, 49, 57, 71, 133, 147, 213, 277, 343, 399, 497, 831, 931, 1029, 1349, 1491, 1939, 2793, 3479, 4047, 5263, 5817, 6517, 9443, 10437, 13573, 15789, 19551, 19667, 24353, 28329, 36841, 40719, 59001, 66101, 73059, 95011, 110523, 137669, 198303, 257887, 285033, 373673, 413007, 462707, 773661, 963683, 1121019, 1388121, 1805209, 2615711, 2891049, 5415627, 6745781, 7847133, 18309977, 20237343, 54929931, 128169839, 384509517]

約数ペア:

[(1, 384509517), (3, 128169839), (7, 54929931), (19, 20237343), (21, 18309977), (49, 7847133), (57, 6745781), (71, 5415627), (133, 2891049), (147, 2615711), (213, 1805209), (277, 1388121), (343, 1121019), (399, 963683), (497, 773661), (831, 462707), (931, 413007), (1029, 373673), (1349, 285033), (1491, 257887), (1939, 198303), (2793, 137669), (3479, 110523), (4047, 95011), (5263, 73059), (5817, 66101), (6517, 59001), (9443, 40719), (10437, 36841), (13573, 28329), (15789, 24353), (19551, 19667)]