13728813

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{17669}}^1$

素因数の和:17716

約数の個数: 16

約数和(自身を含む): 21486720

約数和(自身を除く): 7757907

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 17669, 53007, 123683, 371049, 653753, 1961259, 4576271, 13728813]

約数ペア:

[(1, 13728813), (3, 4576271), (7, 1961259), (21, 653753), (37, 371049), (111, 123683), (259, 53007), (777, 17669)]