128317572

素因数分解:

$2^2\times 3^2\times {\mathrm{139}}^1\times {\mathrm{25643}}^1$

素因数の和:25792

約数の個数: 36

約数和(自身を含む): 326704560

約数和(自身を除く): 198386988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 139, 278, 417, 556, 834, 1251, 1668, 2502, 5004, 25643, 51286, 76929, 102572, 153858, 230787, 307716, 461574, 923148, 3564377, 7128754, 10693131, 14257508, 21386262, 32079393, 42772524, 64158786, 128317572]

約数ペア:

[(1, 128317572), (2, 64158786), (3, 42772524), (4, 32079393), (6, 21386262), (9, 14257508), (12, 10693131), (18, 7128754), (36, 3564377), (139, 923148), (278, 461574), (417, 307716), (556, 230787), (834, 153858), (1251, 102572), (1668, 76929), (2502, 51286), (5004, 25643)]