13780263

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{34537}}^1$

素因数の和:34566

約数の個数: 16

約数和(自身を含む): 22104320

約数和(自身を除く): 8324057

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 34537, 103611, 241759, 656203, 725277, 1968609, 4593421, 13780263]

約数ペア:

[(1, 13780263), (3, 4593421), (7, 1968609), (19, 725277), (21, 656203), (57, 241759), (133, 103611), (399, 34537)]