205388547

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3467}}^1$

素因数の和:3528

約数の個数: 48

約数和(自身を含む): 354235392

約数和(自身を除く): 148846845

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 147, 217, 273, 403, 637, 651, 1209, 1519, 1911, 2821, 3467, 4557, 8463, 10401, 19747, 24269, 45071, 59241, 72807, 107477, 135213, 169883, 315497, 322431, 509649, 752339, 946491, 1397201, 2208479, 2257017, 4191603, 5266373, 6625437, 9780407, 15799119, 29341221, 68462849, 205388547]

約数ペア:

[(1, 205388547), (3, 68462849), (7, 29341221), (13, 15799119), (21, 9780407), (31, 6625437), (39, 5266373), (49, 4191603), (91, 2257017), (93, 2208479), (147, 1397201), (217, 946491), (273, 752339), (403, 509649), (637, 322431), (651, 315497), (1209, 169883), (1519, 135213), (1911, 107477), (2821, 72807), (3467, 59241), (4557, 45071), (8463, 24269), (10401, 19747)]