28751010295

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{90439}}^1$

素因数の和:90775

約数の個数: 32

約数和(自身を含む): 40841256960

約数和(自身を除く): 12090246665

約数列:

[1, 5, 7, 31, 35, 155, 217, 293, 1085, 1465, 2051, 9083, 10255, 45415, 63581, 90439, 317905, 452195, 633073, 2803609, 3165365, 14018045, 19625263, 26498627, 98126315, 132493135, 185490389, 821457437, 927451945, 4107287185, 5750202059, 28751010295]

約数ペア:

[(1, 28751010295), (5, 5750202059), (7, 4107287185), (31, 927451945), (35, 821457437), (155, 185490389), (217, 132493135), (293, 98126315), (1085, 26498627), (1465, 19625263), (2051, 14018045), (9083, 3165365), (10255, 2803609), (45415, 633073), (63581, 452195), (90439, 317905)]