1226001

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 16

約数和(自身を含む): 1894400

約数和(自身を除く): 668399

約数列:

[1, 3, 7, 21, 79, 237, 553, 739, 1659, 2217, 5173, 15519, 58381, 175143, 408667, 1226001]

約数ペア:

[(1, 1226001), (3, 408667), (7, 175143), (21, 58381), (79, 15519), (237, 5173), (553, 2217), (739, 1659)]