140665049

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{211}}^1\times {\mathrm{727}}^1$

素因数の和:1076

約数の個数: 16

約数和(自身を含む): 162978816

約数和(自身を除く): 22313767

約数列:

[1, 7, 131, 211, 727, 917, 1477, 5089, 27641, 95237, 153397, 193487, 666659, 1073779, 20095007, 140665049]

約数ペア:

[(1, 140665049), (7, 20095007), (131, 1073779), (211, 666659), (727, 193487), (917, 153397), (1477, 95237), (5089, 27641)]