81594189

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3001}}^1$

素因数の和:3082

約数の個数: 32

約数和(自身を含む): 129686400

約数和(自身を除く): 48092211

約数列:

[1, 3, 9, 19, 27, 53, 57, 159, 171, 477, 513, 1007, 1431, 3001, 3021, 9003, 9063, 27009, 27189, 57019, 81027, 159053, 171057, 477159, 513171, 1431477, 1539513, 3022007, 4294431, 9066021, 27198063, 81594189]

約数ペア:

[(1, 81594189), (3, 27198063), (9, 9066021), (19, 4294431), (27, 3022007), (53, 1539513), (57, 1431477), (159, 513171), (171, 477159), (477, 171057), (513, 159053), (1007, 81027), (1431, 57019), (3001, 27189), (3021, 27009), (9003, 9063)]