389618919

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{6131}}^1$

素因数の和:6467

約数の個数: 24

約数和(自身を含む): 589260672

約数和(自身を除く): 199641753

約数列:

[1, 3, 9, 23, 69, 207, 307, 921, 2763, 6131, 7061, 18393, 21183, 55179, 63549, 141013, 423039, 1269117, 1882217, 5646651, 16939953, 43290991, 129872973, 389618919]

約数ペア:

[(1, 389618919), (3, 129872973), (9, 43290991), (23, 16939953), (69, 5646651), (207, 1882217), (307, 1269117), (921, 423039), (2763, 141013), (6131, 63549), (7061, 55179), (18393, 21183)]