13991397

素因数分解:

$3^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1439}}^1$

素因数の和:1912

約数の個数: 16

約数和(自身を含む): 21381120

約数和(自身を除く): 7389723

約数列:

[1, 3, 7, 21, 463, 1389, 1439, 3241, 4317, 9723, 10073, 30219, 666257, 1998771, 4663799, 13991397]

約数ペア:

[(1, 13991397), (3, 4663799), (7, 1998771), (21, 666257), (463, 30219), (1389, 10073), (1439, 9723), (3241, 4317)]