18357129

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4349}}^1$

素因数の和:4429

約数の個数: 24

約数和(自身を含む): 30763200

約数和(自身を除く): 12406071

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4349, 13047, 30443, 39141, 91329, 273987, 291383, 874149, 2039681, 2622447, 6119043, 18357129]

約数ペア:

[(1, 18357129), (3, 6119043), (7, 2622447), (9, 2039681), (21, 874149), (63, 291383), (67, 273987), (201, 91329), (469, 39141), (603, 30443), (1407, 13047), (4221, 4349)]