38877891

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 57953280

約数和(自身を除く): 19075389

約数列:

[1, 3, 13, 39, 43, 97, 129, 239, 291, 559, 717, 1261, 1677, 3107, 3783, 4171, 9321, 10277, 12513, 23183, 30831, 54223, 69549, 133601, 162669, 301379, 400803, 904137, 996869, 2990607, 12959297, 38877891]

約数ペア:

[(1, 38877891), (3, 12959297), (13, 2990607), (39, 996869), (43, 904137), (97, 400803), (129, 301379), (239, 162669), (291, 133601), (559, 69549), (717, 54223), (1261, 30831), (1677, 23183), (3107, 12513), (3783, 10277), (4171, 9321)]