1388404788

素因数分解:

$2^2\times 3^1\times {\mathrm{115700399}}^1$

素因数の和:115700406

約数の個数: 12

約数和(自身を含む): 3239611200

約数和(自身を除く): 1851206412

約数列:

[1, 2, 3, 4, 6, 12, 115700399, 231400798, 347101197, 462801596, 694202394, 1388404788]

約数ペア:

[(1, 1388404788), (2, 694202394), (3, 462801596), (4, 347101197), (6, 231400798), (12, 115700399)]