1918161

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:235

約数の個数: 40

約数和(自身を含む): 3484800

約数和(自身を除く): 1566639

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 199, 357, 459, 567, 597, 1071, 1377, 1393, 1791, 3213, 3383, 4179, 5373, 9639, 10149, 12537, 16119, 23681, 30447, 37611, 71043, 91341, 112833, 213129, 274023, 639387, 1918161]

約数ペア:

[(1, 1918161), (3, 639387), (7, 274023), (9, 213129), (17, 112833), (21, 91341), (27, 71043), (51, 37611), (63, 30447), (81, 23681), (119, 16119), (153, 12537), (189, 10149), (199, 9639), (357, 5373), (459, 4179), (567, 3383), (597, 3213), (1071, 1791), (1377, 1393)]