211301252

素因数分解:

$2^2\times {\mathrm{971}}^1\times {\mathrm{54403}}^1$

素因数の和:55378

約数の個数: 12

約数和(自身を含む): 370164816

約数和(自身を除く): 158863564

約数列:

[1, 2, 4, 971, 1942, 3884, 54403, 108806, 217612, 52825313, 105650626, 211301252]

約数ペア:

[(1, 211301252), (2, 105650626), (4, 52825313), (971, 217612), (1942, 108806), (3884, 54403)]