51283743

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 83349504

約数和(自身を除く): 32065761

約数列:

[1, 3, 7, 21, 41, 49, 67, 123, 127, 147, 201, 287, 381, 469, 861, 889, 1407, 2009, 2667, 2747, 3283, 5207, 6027, 6223, 8241, 8509, 9849, 15621, 18669, 19229, 25527, 36449, 57687, 59563, 109347, 134603, 178689, 255143, 348869, 403809, 416941, 765429, 1046607, 1250823, 2442083, 7326249, 17094581, 51283743]

約数ペア:

[(1, 51283743), (3, 17094581), (7, 7326249), (21, 2442083), (41, 1250823), (49, 1046607), (67, 765429), (123, 416941), (127, 403809), (147, 348869), (201, 255143), (287, 178689), (381, 134603), (469, 109347), (861, 59563), (889, 57687), (1407, 36449), (2009, 25527), (2667, 19229), (2747, 18669), (3283, 15621), (5207, 9849), (6027, 8509), (6223, 8241)]