20161728009

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{857}}^1\times {\mathrm{4423}}^1$

素因数の和:5486

約数の個数: 32

約数和(自身を含む): 30062672640

約数和(自身を除く): 9900944631

約数列:

[1, 3, 9, 27, 197, 591, 857, 1773, 2571, 4423, 5319, 7713, 13269, 23139, 39807, 119421, 168829, 506487, 871331, 1519461, 2613993, 3790511, 4558383, 7841979, 11371533, 23525937, 34114599, 102343797, 746730667, 2240192001, 6720576003, 20161728009]

約数ペア:

[(1, 20161728009), (3, 6720576003), (9, 2240192001), (27, 746730667), (197, 102343797), (591, 34114599), (857, 23525937), (1773, 11371533), (2571, 7841979), (4423, 4558383), (5319, 3790511), (7713, 2613993), (13269, 1519461), (23139, 871331), (39807, 506487), (119421, 168829)]