3973732

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1021}}^1$

素因数の和:1171

約数の個数: 24

約数和(自身を含む): 8012480

約数和(自身を除く): 4038748

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1021, 1946, 2042, 3892, 4084, 7147, 14294, 28588, 141919, 283838, 567676, 993433, 1986866, 3973732]

約数ペア:

[(1, 3973732), (2, 1986866), (4, 993433), (7, 567676), (14, 283838), (28, 141919), (139, 28588), (278, 14294), (556, 7147), (973, 4084), (1021, 3892), (1946, 2042)]