78820694

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1\times {\mathrm{839}}^1$

素因数の和:1387

約数の個数: 16

約数和(自身を含む): 119750400

約数和(自身を除く): 40929706

約数列:

[1, 2, 107, 214, 439, 839, 878, 1678, 46973, 89773, 93946, 179546, 368321, 736642, 39410347, 78820694]

約数ペア:

[(1, 78820694), (2, 39410347), (107, 736642), (214, 368321), (439, 179546), (839, 93946), (878, 89773), (1678, 46973)]