16801939

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:351

約数の個数: 24

約数和(自身を含む): 21450240

約数和(自身を除く): 4648301

約数列:

[1, 7, 11, 77, 83, 121, 239, 581, 847, 913, 1673, 2629, 6391, 10043, 18403, 19837, 28919, 70301, 138859, 202433, 218207, 1527449, 2400277, 16801939]

約数ペア:

[(1, 16801939), (7, 2400277), (11, 1527449), (77, 218207), (83, 202433), (121, 138859), (239, 70301), (581, 28919), (847, 19837), (913, 18403), (1673, 10043), (2629, 6391)]