81171842

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{337}}^1\times {\mathrm{1451}}^1$

素因数の和:1873

約数の個数: 16

約数和(自身を含む): 123675552

約数和(自身を除く): 42503710

約数列:

[1, 2, 83, 166, 337, 674, 1451, 2902, 27971, 55942, 120433, 240866, 488987, 977974, 40585921, 81171842]

約数ペア:

[(1, 81171842), (2, 40585921), (83, 977974), (166, 488987), (337, 240866), (674, 120433), (1451, 55942), (2902, 27971)]