85472212

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{21961}}^1$

素因数の和:22111

約数の個数: 24

約数和(自身を含む): 172182080

約数和(自身を除く): 86709868

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 21961, 43922, 87844, 153727, 307454, 614908, 3052579, 6105158, 12210316, 21368053, 42736106, 85472212]

約数ペア:

[(1, 85472212), (2, 42736106), (4, 21368053), (7, 12210316), (14, 6105158), (28, 3052579), (139, 614908), (278, 307454), (556, 153727), (973, 87844), (1946, 43922), (3892, 21961)]