28980434

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{108949}}^1$

素因数の和:108977

約数の個数: 16

約数和(自身を含む): 52296000

約数和(自身を除く): 23315566

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 108949, 217898, 762643, 1525286, 2070031, 4140062, 14490217, 28980434]

約数ペア:

[(1, 28980434), (2, 14490217), (7, 4140062), (14, 2070031), (19, 1525286), (38, 762643), (133, 217898), (266, 108949)]