3952893

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9907}}^1$

素因数の和:9936

約数の個数: 16

約数和(自身を含む): 6341120

約数和(自身を除く): 2388227

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 9907, 29721, 69349, 188233, 208047, 564699, 1317631, 3952893]

約数ペア:

[(1, 3952893), (3, 1317631), (7, 564699), (19, 208047), (21, 188233), (57, 69349), (133, 29721), (399, 9907)]