254062081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{797}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 326043648

約数和(自身を除く): 71981567

約数列:

[1, 7, 13, 31, 91, 113, 217, 403, 791, 797, 1469, 2821, 3503, 5579, 10283, 10361, 24521, 24707, 45539, 72527, 90061, 172949, 318773, 321191, 630427, 1170793, 2248337, 2791891, 8195551, 19543237, 36294583, 254062081]

約数ペア:

[(1, 254062081), (7, 36294583), (13, 19543237), (31, 8195551), (91, 2791891), (113, 2248337), (217, 1170793), (403, 630427), (791, 321191), (797, 318773), (1469, 172949), (2821, 90061), (3503, 72527), (5579, 45539), (10283, 24707), (10361, 24521)]