1284107326

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1\times {\mathrm{20507}}^1$

素因数の和:20879

約数の個数: 16

約数和(自身を含む): 1949080320

約数和(自身を除く): 664972994

約数列:

[1, 2, 131, 239, 262, 478, 20507, 31309, 41014, 62618, 2686417, 4901173, 5372834, 9802346, 642053663, 1284107326]

約数ペア:

[(1, 1284107326), (2, 642053663), (131, 9802346), (239, 5372834), (262, 4901173), (478, 2686417), (20507, 62618), (31309, 41014)]