28040607

素因数分解:

$3^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1667}}^1$

素因数の和:1772

約数の個数: 32

約数和(自身を含む): 48038400

約数和(自身を除く): 19997793

約数列:

[1, 3, 7, 9, 21, 27, 63, 89, 189, 267, 623, 801, 1667, 1869, 2403, 5001, 5607, 11669, 15003, 16821, 35007, 45009, 105021, 148363, 315063, 445089, 1038541, 1335267, 3115623, 4005801, 9346869, 28040607]

約数ペア:

[(1, 28040607), (3, 9346869), (7, 4005801), (9, 3115623), (21, 1335267), (27, 1038541), (63, 445089), (89, 315063), (189, 148363), (267, 105021), (623, 45009), (801, 35007), (1667, 16821), (1869, 15003), (2403, 11669), (5001, 5607)]