81227903

素因数分解:

${\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 85372320

約数和(自身を除く): 4144417

約数列:

[1, 43, 73, 113, 229, 3139, 4859, 8249, 9847, 16717, 25877, 354707, 718831, 1112711, 1889021, 81227903]

約数ペア:

[(1, 81227903), (43, 1889021), (73, 1112711), (113, 718831), (229, 354707), (3139, 25877), (4859, 16717), (8249, 9847)]