247212251

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{277}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 295215984

約数和(自身を除く): 48003733

約数列:

[1, 11, 13, 79, 143, 277, 869, 1027, 3047, 3601, 6241, 11297, 21883, 39611, 68651, 81133, 240713, 284479, 892463, 1728757, 3129269, 19016327, 22473841, 247212251]

約数ペア:

[(1, 247212251), (11, 22473841), (13, 19016327), (79, 3129269), (143, 1728757), (277, 892463), (869, 284479), (1027, 240713), (3047, 81133), (3601, 68651), (6241, 39611), (11297, 21883)]