2558904971

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{53593}}^1$

素因数の和:53978

約数の個数: 16

約数和(自身を含む): 3087014400

約数和(自身を除く): 528109429

約数列:

[1, 7, 19, 133, 359, 2513, 6821, 47747, 53593, 375151, 1018267, 7127869, 19239887, 134679209, 365557853, 2558904971]

約数ペア:

[(1, 2558904971), (7, 365557853), (19, 134679209), (133, 19239887), (359, 7127869), (2513, 1018267), (6821, 375151), (47747, 53593)]