505577943

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 877193856

約数和(自身を除く): 371615913

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 61, 81, 117, 153, 183, 221, 351, 459, 463, 549, 663, 793, 1037, 1053, 1377, 1389, 1647, 1989, 2379, 3111, 4167, 4941, 5967, 6019, 7137, 7871, 9333, 12501, 13481, 17901, 18057, 21411, 23613, 27999, 28243, 37503, 40443, 54171, 64233, 70839, 83997, 84729, 102323, 121329, 162513, 212517, 254187, 306969, 363987, 367159, 480131, 487539, 637551, 762561, 920907, 1091961, 1101477, 1440393, 2287683, 2762721, 3304431, 4321179, 6241703, 8288163, 9913293, 12963537, 18725109, 29739879, 38890611, 56175327, 168525981, 505577943]

約数ペア:

[(1, 505577943), (3, 168525981), (9, 56175327), (13, 38890611), (17, 29739879), (27, 18725109), (39, 12963537), (51, 9913293), (61, 8288163), (81, 6241703), (117, 4321179), (153, 3304431), (183, 2762721), (221, 2287683), (351, 1440393), (459, 1101477), (463, 1091961), (549, 920907), (663, 762561), (793, 637551), (1037, 487539), (1053, 480131), (1377, 367159), (1389, 363987), (1647, 306969), (1989, 254187), (2379, 212517), (3111, 162513), (4167, 121329), (4941, 102323), (5967, 84729), (6019, 83997), (7137, 70839), (7871, 64233), (9333, 54171), (12501, 40443), (13481, 37503), (17901, 28243), (18057, 27999), (21411, 23613)]