1803886874845

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2782

約数の個数: 64

約数和(自身を含む): 2390879814912

約数和(自身を除く): 586992940067

約数列:

[1, 5, 11, 55, 211, 277, 281, 1055, 1385, 1405, 1997, 2321, 3047, 3091, 9985, 11605, 15235, 15455, 21967, 58447, 59291, 77837, 109835, 292235, 296455, 389185, 421367, 553169, 561157, 642917, 652201, 856207, 2106835, 2765845, 2805785, 3214585, 3261005, 4281035, 4635037, 6084859, 6172727, 16423607, 23175185, 30424295, 30863635, 82118035, 116718659, 118404127, 155440489, 180659677, 583593295, 592020635, 777202445, 903298385, 1283905249, 1302445397, 1709845379, 6419526245, 6512226985, 8549226895, 32797943179, 163989715895, 360777374969, 1803886874845]

約数ペア:

[(1, 1803886874845), (5, 360777374969), (11, 163989715895), (55, 32797943179), (211, 8549226895), (277, 6512226985), (281, 6419526245), (1055, 1709845379), (1385, 1302445397), (1405, 1283905249), (1997, 903298385), (2321, 777202445), (3047, 592020635), (3091, 583593295), (9985, 180659677), (11605, 155440489), (15235, 118404127), (15455, 116718659), (21967, 82118035), (58447, 30863635), (59291, 30424295), (77837, 23175185), (109835, 16423607), (292235, 6172727), (296455, 6084859), (389185, 4635037), (421367, 4281035), (553169, 3261005), (561157, 3214585), (642917, 2805785), (652201, 2765845), (856207, 2106835)]