128615997

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{103}}^1\times {\mathrm{1153}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 182904384

約数和(自身を除く): 54288387

約数列:

[1, 3, 19, 57, 103, 309, 361, 1083, 1153, 1957, 3459, 5871, 21907, 37183, 65721, 111549, 118759, 356277, 416233, 1248699, 2256421, 6769263, 42871999, 128615997]

約数ペア:

[(1, 128615997), (3, 42871999), (19, 6769263), (57, 2256421), (103, 1248699), (309, 416233), (361, 356277), (1083, 118759), (1153, 111549), (1957, 65721), (3459, 37183), (5871, 21907)]