280332009

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{911}}^1$

素因数の和:1083

約数の個数: 40

約数和(自身を含む): 436993920

約数和(自身を除く): 156661911

約数列:

[1, 3, 9, 27, 29, 81, 87, 131, 261, 393, 783, 911, 1179, 2349, 2733, 3537, 3799, 8199, 10611, 11397, 24597, 26419, 34191, 73791, 79257, 102573, 119341, 237771, 307719, 358023, 713313, 1074069, 2139939, 3222207, 3460889, 9666621, 10382667, 31148001, 93444003, 280332009]

約数ペア:

[(1, 280332009), (3, 93444003), (9, 31148001), (27, 10382667), (29, 9666621), (81, 3460889), (87, 3222207), (131, 2139939), (261, 1074069), (393, 713313), (783, 358023), (911, 307719), (1179, 237771), (2349, 119341), (2733, 102573), (3537, 79257), (3799, 73791), (8199, 34191), (10611, 26419), (11397, 24597)]