28026831

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{12473}}^1$

素因数の和:12590

約数の個数: 16

約数和(自身を含む): 43110144

約数和(自身を除く): 15083313

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 12473, 37419, 87311, 261933, 1334611, 4003833, 9342277, 28026831]

約数ペア:

[(1, 28026831), (3, 9342277), (7, 4003833), (21, 1334611), (107, 261933), (321, 87311), (749, 37419), (2247, 12473)]