420194169

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{255127}}^1$

素因数の和:255197

約数の個数: 16

約数和(自身を含む): 632717440

約数和(自身を除く): 212523271

約数列:

[1, 3, 9, 27, 61, 183, 549, 1647, 255127, 765381, 2296143, 6888429, 15562747, 46688241, 140064723, 420194169]

約数ペア:

[(1, 420194169), (3, 140064723), (9, 46688241), (27, 15562747), (61, 6888429), (183, 2296143), (549, 765381), (1647, 255127)]