287300907

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{1283}}^1$

素因数の和:1607

約数の個数: 24

約数和(自身を含む): 420638400

約数和(自身を除く): 133337493

約数列:

[1, 3, 9, 139, 179, 417, 537, 1251, 1283, 1611, 3849, 11547, 24881, 74643, 178337, 223929, 229657, 535011, 688971, 1605033, 2066913, 31922323, 95766969, 287300907]

約数ペア:

[(1, 287300907), (3, 95766969), (9, 31922323), (139, 2066913), (179, 1605033), (417, 688971), (537, 535011), (1251, 229657), (1283, 223929), (1611, 178337), (3849, 74643), (11547, 24881)]