38173221

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{19913}}^1$

素因数の和:19993

約数の個数: 16

約数和(自身を含む): 57352320

約数和(自身を除く): 19179099

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 19913, 59739, 179217, 537651, 1413823, 4241469, 12724407, 38173221]

約数ペア:

[(1, 38173221), (3, 12724407), (9, 4241469), (27, 1413823), (71, 537651), (213, 179217), (639, 59739), (1917, 19913)]