142540412

素因数分解:

$2^2\times 7^2\times {\mathrm{727247}}^1$

素因数の和:727265

約数の個数: 18

約数和(自身を含む): 290171952

約数和(自身を除く): 147631540

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 727247, 1454494, 2908988, 5090729, 10181458, 20362916, 35635103, 71270206, 142540412]

約数ペア:

[(1, 142540412), (2, 71270206), (4, 35635103), (7, 20362916), (14, 10181458), (28, 5090729), (49, 2908988), (98, 1454494), (196, 727247)]