142402653

素因数分解:

$3^2\times {\mathrm{239}}^2\times {\mathrm{277}}^1$

素因数の和:761

約数の個数: 18

約数和(自身を含む): 207302654

約数和(自身を除く): 64900001

約数列:

[1, 3, 9, 239, 277, 717, 831, 2151, 2493, 57121, 66203, 171363, 198609, 514089, 595827, 15822517, 47467551, 142402653]

約数ペア:

[(1, 142402653), (3, 47467551), (9, 15822517), (239, 595827), (277, 514089), (717, 198609), (831, 171363), (2151, 66203), (2493, 57121)]