201322989

素因数分解:

$3^4\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2383}}^1$

素因数の和:2551

約数の個数: 40

約数和(自身を含む): 346156800

約数和(自身を除く): 144833811

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 149, 189, 447, 567, 1043, 1341, 2383, 3129, 4023, 7149, 9387, 12069, 16681, 21447, 28161, 50043, 64341, 84483, 150129, 193023, 355067, 450387, 1065201, 1351161, 2485469, 3195603, 7456407, 9586809, 22369221, 28760427, 67107663, 201322989]

約数ペア:

[(1, 201322989), (3, 67107663), (7, 28760427), (9, 22369221), (21, 9586809), (27, 7456407), (63, 3195603), (81, 2485469), (149, 1351161), (189, 1065201), (447, 450387), (567, 355067), (1043, 193023), (1341, 150129), (2383, 84483), (3129, 64341), (4023, 50043), (7149, 28161), (9387, 21447), (12069, 16681)]