28804428

素因数分解:

$2^2\times 3^2\times {\mathrm{800123}}^1$

素因数の和:800133

約数の個数: 18

約数和(自身を含む): 72811284

約数和(自身を除く): 44006856

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 800123, 1600246, 2400369, 3200492, 4800738, 7201107, 9601476, 14402214, 28804428]

約数ペア:

[(1, 28804428), (2, 14402214), (3, 9601476), (4, 7201107), (6, 4800738), (9, 3200492), (12, 2400369), (18, 1600246), (36, 800123)]