291223677

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 413715456

約数和(自身を除く): 122491779

約数列:

[1, 3, 23, 69, 83, 211, 241, 249, 633, 723, 1909, 4853, 5543, 5727, 14559, 16629, 17513, 20003, 50851, 52539, 60009, 152553, 402799, 460069, 1169573, 1208397, 1380207, 3508719, 4220633, 12661899, 97074559, 291223677]

約数ペア:

[(1, 291223677), (3, 97074559), (23, 12661899), (69, 4220633), (83, 3508719), (211, 1380207), (241, 1208397), (249, 1169573), (633, 460069), (723, 402799), (1909, 152553), (4853, 60009), (5543, 52539), (5727, 50851), (14559, 20003), (16629, 17513)]