172645137

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:894

約数の個数: 48

約数和(自身を含む): 295626240

約数和(自身を除く): 122981103

約数列:

[1, 3, 7, 9, 21, 41, 63, 89, 123, 267, 287, 369, 623, 751, 801, 861, 1869, 2253, 2583, 3649, 5257, 5607, 6759, 10947, 15771, 25543, 30791, 32841, 47313, 66839, 76629, 92373, 200517, 215537, 229887, 277119, 467873, 601551, 646611, 1403619, 1939833, 2740399, 4210857, 8221197, 19182793, 24663591, 57548379, 172645137]

約数ペア:

[(1, 172645137), (3, 57548379), (7, 24663591), (9, 19182793), (21, 8221197), (41, 4210857), (63, 2740399), (89, 1939833), (123, 1403619), (267, 646611), (287, 601551), (369, 467873), (623, 277119), (751, 229887), (801, 215537), (861, 200517), (1869, 92373), (2253, 76629), (2583, 66839), (3649, 47313), (5257, 32841), (5607, 30791), (6759, 25543), (10947, 15771)]