561630388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131591}}^1$

素因数の和:131703

約数の個数: 24

約数和(自身を含む): 1083265344

約数和(自身を除く): 521634956

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 2134, 4268, 131591, 263182, 526364, 1447501, 2895002, 5790004, 12764327, 25528654, 51057308, 140407597, 280815194, 561630388]

約数ペア:

[(1, 561630388), (2, 280815194), (4, 140407597), (11, 51057308), (22, 25528654), (44, 12764327), (97, 5790004), (194, 2895002), (388, 1447501), (1067, 526364), (2134, 263182), (4268, 131591)]