287870011

素因数分解:

${\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 346300416

約数和(自身を除く): 58430405

約数列:

[1, 11, 13, 121, 127, 131, 143, 1331, 1397, 1441, 1573, 1651, 1703, 15367, 15851, 16637, 17303, 18161, 18733, 169037, 174361, 183007, 199771, 206063, 216281, 2013077, 2197481, 2266693, 2379091, 22143847, 26170001, 287870011]

約数ペア:

[(1, 287870011), (11, 26170001), (13, 22143847), (121, 2379091), (127, 2266693), (131, 2197481), (143, 2013077), (1331, 216281), (1397, 206063), (1441, 199771), (1573, 183007), (1651, 174361), (1703, 169037), (15367, 18733), (15851, 18161), (16637, 17303)]