620936397

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{1319}}^1\times {\mathrm{2753}}^1$

素因数の和:4097

約数の個数: 24

約数和(自身を含む): 945172800

約数和(自身を除く): 324236403

約数列:

[1, 3, 9, 19, 57, 171, 1319, 2753, 3957, 8259, 11871, 24777, 25061, 52307, 75183, 156921, 225549, 470763, 3631207, 10893621, 32680863, 68992933, 206978799, 620936397]

約数ペア:

[(1, 620936397), (3, 206978799), (9, 68992933), (19, 32680863), (57, 10893621), (171, 3631207), (1319, 470763), (2753, 225549), (3957, 156921), (8259, 75183), (11871, 52307), (24777, 25061)]