216027

素因数分解:

$3^5\times 7^1\times {\mathrm{127}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 372736

約数和(自身を除く): 156709

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 243, 381, 567, 889, 1143, 1701, 2667, 3429, 8001, 10287, 24003, 30861, 72009, 216027]

約数ペア:

[(1, 216027), (3, 72009), (7, 30861), (9, 24003), (21, 10287), (27, 8001), (63, 3429), (81, 2667), (127, 1701), (189, 1143), (243, 889), (381, 567)]