519884973

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:720

約数の個数: 80

約数和(自身を含む): 894896640

約数和(自身を除く): 375011667

約数列:

[1, 3, 9, 17, 19, 27, 31, 51, 57, 81, 93, 153, 171, 279, 323, 459, 513, 527, 589, 641, 837, 969, 1377, 1539, 1581, 1767, 1923, 2511, 2907, 4743, 5301, 5769, 8721, 10013, 10897, 12179, 14229, 15903, 17307, 19871, 26163, 30039, 32691, 36537, 42687, 47709, 51921, 59613, 90117, 98073, 109611, 178839, 207043, 270351, 294219, 328833, 337807, 377549, 536517, 621129, 811053, 882657, 986499, 1013421, 1132647, 1609551, 1863387, 3040263, 3397941, 5590161, 6418333, 9120789, 10193823, 16770483, 19254999, 27362367, 30581469, 57764997, 173294991, 519884973]

約数ペア:

[(1, 519884973), (3, 173294991), (9, 57764997), (17, 30581469), (19, 27362367), (27, 19254999), (31, 16770483), (51, 10193823), (57, 9120789), (81, 6418333), (93, 5590161), (153, 3397941), (171, 3040263), (279, 1863387), (323, 1609551), (459, 1132647), (513, 1013421), (527, 986499), (589, 882657), (641, 811053), (837, 621129), (969, 536517), (1377, 377549), (1539, 337807), (1581, 328833), (1767, 294219), (1923, 270351), (2511, 207043), (2907, 178839), (4743, 109611), (5301, 98073), (5769, 90117), (8721, 59613), (10013, 51921), (10897, 47709), (12179, 42687), (14229, 36537), (15903, 32691), (17307, 30039), (19871, 26163)]