259506513

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{719}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 455569920

約数和(自身を除く): 196063407

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 337, 357, 719, 1011, 1071, 2157, 2359, 3033, 5033, 5729, 6471, 7077, 12223, 15099, 17187, 21231, 36669, 40103, 45297, 51561, 85561, 110007, 120309, 242303, 256683, 360927, 726909, 770049, 1696121, 2180727, 4119151, 5088363, 12357453, 15265089, 28834057, 37072359, 86502171, 259506513]

約数ペア:

[(1, 259506513), (3, 86502171), (7, 37072359), (9, 28834057), (17, 15265089), (21, 12357453), (51, 5088363), (63, 4119151), (119, 2180727), (153, 1696121), (337, 770049), (357, 726909), (719, 360927), (1011, 256683), (1071, 242303), (2157, 120309), (2359, 110007), (3033, 85561), (5033, 51561), (5729, 45297), (6471, 40103), (7077, 36669), (12223, 21231), (15099, 17187)]