78857271

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{22409}}^1$

素因数の和:22455

約数の個数: 24

約数和(自身を含む): 125854560

約数和(自身を除く): 46997289

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 22409, 67227, 201681, 380953, 515407, 1142859, 1546221, 3428577, 4638663, 8761919, 26285757, 78857271]

約数ペア:

[(1, 78857271), (3, 26285757), (9, 8761919), (17, 4638663), (23, 3428577), (51, 1546221), (69, 1142859), (153, 515407), (207, 380953), (391, 201681), (1173, 67227), (3519, 22409)]