79428412

素因数分解:

$2^2\times 7^2\times {\mathrm{405247}}^1$

素因数の和:405265

約数の個数: 18

約数和(自身を含む): 161693952

約数和(自身を除く): 82265540

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 405247, 810494, 1620988, 2836729, 5673458, 11346916, 19857103, 39714206, 79428412]

約数ペア:

[(1, 79428412), (2, 39714206), (4, 19857103), (7, 11346916), (14, 5673458), (28, 2836729), (49, 1620988), (98, 810494), (196, 405247)]