138977254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1979}}^1$

素因数の和:2104

約数の個数: 32

約数和(自身を含む): 233845920

約数和(自身を除く): 94868666

約数列:

[1, 2, 13, 26, 37, 73, 74, 146, 481, 949, 962, 1898, 1979, 2701, 3958, 5402, 25727, 35113, 51454, 70226, 73223, 144467, 146446, 288934, 951899, 1878071, 1903798, 3756142, 5345279, 10690558, 69488627, 138977254]

約数ペア:

[(1, 138977254), (2, 69488627), (13, 10690558), (26, 5345279), (37, 3756142), (73, 1903798), (74, 1878071), (146, 951899), (481, 288934), (949, 146446), (962, 144467), (1898, 73223), (1979, 70226), (2701, 51454), (3958, 35113), (5402, 25727)]