28259294

素因数分解:

$2^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{5189}}^1$

素因数の和:5587

約数の個数: 16

約数和(自身を含む): 48578400

約数和(自身を除く): 20319106

約数列:

[1, 2, 7, 14, 389, 778, 2723, 5189, 5446, 10378, 36323, 72646, 2018521, 4037042, 14129647, 28259294]

約数ペア:

[(1, 28259294), (2, 14129647), (7, 4037042), (14, 2018521), (389, 72646), (778, 36323), (2723, 10378), (5189, 5446)]