1240987143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{128347}}^1$

素因数の和:128654

約数の個数: 16

約数和(自身を含む): 1811246976

約数和(自身を除く): 570259833

約数列:

[1, 3, 11, 33, 293, 879, 3223, 9669, 128347, 385041, 1411817, 4235451, 37605671, 112817013, 413662381, 1240987143]

約数ペア:

[(1, 1240987143), (3, 413662381), (11, 112817013), (33, 37605671), (293, 4235451), (879, 1411817), (3223, 385041), (9669, 128347)]