162729

素因数分解:

$3^4\times 7^2\times {\mathrm{41}}^1$

素因数の和:67

約数の個数: 30

約数和(自身を含む): 289674

約数和(自身を除く): 126945

約数列:

[1, 3, 7, 9, 21, 27, 41, 49, 63, 81, 123, 147, 189, 287, 369, 441, 567, 861, 1107, 1323, 2009, 2583, 3321, 3969, 6027, 7749, 18081, 23247, 54243, 162729]

約数ペア:

[(1, 162729), (3, 54243), (7, 23247), (9, 18081), (21, 7749), (27, 6027), (41, 3969), (49, 3321), (63, 2583), (81, 2009), (123, 1323), (147, 1107), (189, 861), (287, 567), (369, 441)]