16321361

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 20465280

約数和(自身を除く): 4143919

約数列:

[1, 7, 19, 47, 49, 133, 329, 373, 893, 931, 2303, 2611, 6251, 7087, 17531, 18277, 43757, 49609, 122717, 333089, 347263, 859019, 2331623, 16321361]

約数ペア:

[(1, 16321361), (7, 2331623), (19, 859019), (47, 347263), (49, 333089), (133, 122717), (329, 49609), (373, 43757), (893, 18277), (931, 17531), (2303, 7087), (2611, 6251)]