251013897

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{14549}}^1$

素因数の和:14635

約数の個数: 24

約数和(自身を含む): 381326400

約数和(自身を除く): 130312503

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 5751, 14549, 17253, 43647, 130941, 392823, 1032979, 1178469, 3098937, 3535407, 9296811, 27890433, 83671299, 251013897]

約数ペア:

[(1, 251013897), (3, 83671299), (9, 27890433), (27, 9296811), (71, 3535407), (81, 3098937), (213, 1178469), (243, 1032979), (639, 392823), (1917, 130941), (5751, 43647), (14549, 17253)]