39784129

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2437

約数の個数: 24

約数和(自身を含む): 52137216

約数和(自身を除く): 12353087

約数列:

[1, 7, 11, 31, 49, 77, 217, 341, 539, 1519, 2381, 2387, 16667, 16709, 26191, 73811, 116669, 183337, 516677, 811921, 1283359, 3616739, 5683447, 39784129]

約数ペア:

[(1, 39784129), (7, 5683447), (11, 3616739), (31, 1283359), (49, 811921), (77, 516677), (217, 183337), (341, 116669), (539, 73811), (1519, 26191), (2381, 16709), (2387, 16667)]