66730286

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{647}}^1$

素因数の和:848

約数の個数: 32

約数和(自身を含む): 117573120

約数和(自身を除く): 50842834

約数列:

[1, 2, 7, 14, 53, 106, 139, 278, 371, 647, 742, 973, 1294, 1946, 4529, 7367, 9058, 14734, 34291, 51569, 68582, 89933, 103138, 179866, 240037, 480074, 629531, 1259062, 4766449, 9532898, 33365143, 66730286]

約数ペア:

[(1, 66730286), (2, 33365143), (7, 9532898), (14, 4766449), (53, 1259062), (106, 629531), (139, 480074), (278, 240037), (371, 179866), (647, 103138), (742, 89933), (973, 68582), (1294, 51569), (1946, 34291), (4529, 14734), (7367, 9058)]