393493113

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:839

約数の個数: 64

約数和(自身を含む): 661382400

約数和(自身を除く): 267889287

約数列:

[1, 3, 9, 13, 27, 37, 39, 41, 111, 117, 123, 333, 351, 369, 481, 533, 739, 999, 1107, 1443, 1517, 1599, 2217, 4329, 4551, 4797, 6651, 9607, 12987, 13653, 14391, 19721, 19953, 27343, 28821, 30299, 40959, 59163, 82029, 86463, 90897, 177489, 246087, 259389, 272691, 355459, 393887, 532467, 738261, 818073, 1066377, 1121063, 1181661, 3199131, 3363189, 3544983, 9597393, 10089567, 10634949, 14573819, 30268701, 43721457, 131164371, 393493113]

約数ペア:

[(1, 393493113), (3, 131164371), (9, 43721457), (13, 30268701), (27, 14573819), (37, 10634949), (39, 10089567), (41, 9597393), (111, 3544983), (117, 3363189), (123, 3199131), (333, 1181661), (351, 1121063), (369, 1066377), (481, 818073), (533, 738261), (739, 532467), (999, 393887), (1107, 355459), (1443, 272691), (1517, 259389), (1599, 246087), (2217, 177489), (4329, 90897), (4551, 86463), (4797, 82029), (6651, 59163), (9607, 40959), (12987, 30299), (13653, 28821), (14391, 27343), (19721, 19953)]