28318342

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{2663}}^1$

素因数の和:3087

約数の個数: 16

約数和(自身を含む): 45874080

約数和(自身を除く): 17555738

約数列:

[1, 2, 13, 26, 409, 818, 2663, 5317, 5326, 10634, 34619, 69238, 1089167, 2178334, 14159171, 28318342]

約数ペア:

[(1, 28318342), (2, 14159171), (13, 2178334), (26, 1089167), (409, 69238), (818, 34619), (2663, 10634), (5317, 5326)]