156940816319

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1\times {\mathrm{304907}}^1$

素因数の和:305099

約数の個数: 24

約数和(自身を含む): 188847818880

約数和(自身を除く): 31907002561

約数列:

[1, 7, 23, 139, 161, 529, 973, 3197, 3703, 22379, 73531, 304907, 514717, 2134349, 7012861, 42382073, 49090027, 161295803, 296674511, 974787679, 1129070621, 6823513753, 22420116617, 156940816319]

約数ペア:

[(1, 156940816319), (7, 22420116617), (23, 6823513753), (139, 1129070621), (161, 974787679), (529, 296674511), (973, 161295803), (3197, 49090027), (3703, 42382073), (22379, 7012861), (73531, 2134349), (304907, 514717)]