71789613

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^2\times {\mathrm{1217}}^1$

素因数の和:1333

約数の個数: 24

約数和(自身を含む): 111588288

約数和(自身を除く): 39798675

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1217, 2809, 3651, 8427, 8519, 19663, 25557, 58989, 64501, 193503, 451507, 1354521, 3418553, 10255659, 23929871, 71789613]

約数ペア:

[(1, 71789613), (3, 23929871), (7, 10255659), (21, 3418553), (53, 1354521), (159, 451507), (371, 193503), (1113, 64501), (1217, 58989), (2809, 25557), (3651, 19663), (8427, 8519)]