28253974

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{14519}}^1$

素因数の和:14667

約数の個数: 16

約数和(自身を含む): 48787200

約数和(自身を除く): 20533226

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 14519, 29038, 101633, 203266, 2018141, 4036282, 14126987, 28253974]

約数ペア:

[(1, 28253974), (2, 14126987), (7, 4036282), (14, 2018141), (139, 203266), (278, 101633), (973, 29038), (1946, 14519)]