38391039

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{347}}^1\times {\mathrm{647}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 58631040

約数和(自身を除く): 20240001

約数列:

[1, 3, 9, 19, 57, 171, 347, 647, 1041, 1941, 3123, 5823, 6593, 12293, 19779, 36879, 59337, 110637, 224509, 673527, 2020581, 4265671, 12797013, 38391039]

約数ペア:

[(1, 38391039), (3, 12797013), (9, 4265671), (19, 2020581), (57, 673527), (171, 224509), (347, 110637), (647, 59337), (1041, 36879), (1941, 19779), (3123, 12293), (5823, 6593)]