81075214

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{967}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 137719296

約数和(自身を除く): 56644082

約数列:

[1, 2, 11, 22, 37, 74, 103, 206, 407, 814, 967, 1133, 1934, 2266, 3811, 7622, 10637, 21274, 35779, 41921, 71558, 83842, 99601, 199202, 393569, 787138, 1095611, 2191222, 3685237, 7370474, 40537607, 81075214]

約数ペア:

[(1, 81075214), (2, 40537607), (11, 7370474), (22, 3685237), (37, 2191222), (74, 1095611), (103, 787138), (206, 393569), (407, 199202), (814, 99601), (967, 83842), (1133, 71558), (1934, 41921), (2266, 35779), (3811, 21274), (7622, 10637)]