2017398471

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71837}}^1$

素因数の和:71911

約数の個数: 32

約数和(自身を含む): 3144780288

約数和(自身を除く): 1127381817

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 759, 851, 1221, 2553, 9361, 28083, 71837, 215511, 790207, 1652251, 2370621, 2657969, 4956753, 7973907, 18174761, 29237659, 54524283, 61133287, 87712977, 183399861, 672466157, 2017398471]

約数ペア:

[(1, 2017398471), (3, 672466157), (11, 183399861), (23, 87712977), (33, 61133287), (37, 54524283), (69, 29237659), (111, 18174761), (253, 7973907), (407, 4956753), (759, 2657969), (851, 2370621), (1221, 1652251), (2553, 790207), (9361, 215511), (28083, 71837)]