78441291

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{50969}}^1$

素因数の和:51000

約数の個数: 20

約数和(自身を含む): 123347400

約数和(自身を除く): 44906109

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 50969, 152907, 458721, 968411, 1376163, 2905233, 4128489, 8715699, 26147097, 78441291]

約数ペア:

[(1, 78441291), (3, 26147097), (9, 8715699), (19, 4128489), (27, 2905233), (57, 1376163), (81, 968411), (171, 458721), (513, 152907), (1539, 50969)]