420210927

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{8693}}^1$

素因数の和:8871

約数の個数: 24

約数和(自身を含む): 626593968

約数和(自身を除く): 206383041

約数列:

[1, 3, 9, 41, 123, 131, 369, 393, 1179, 5371, 8693, 16113, 26079, 48339, 78237, 356413, 1069239, 1138783, 3207717, 3416349, 10249047, 46690103, 140070309, 420210927]

約数ペア:

[(1, 420210927), (3, 140070309), (9, 46690103), (41, 10249047), (123, 3416349), (131, 3207717), (369, 1138783), (393, 1069239), (1179, 356413), (5371, 78237), (8693, 48339), (16113, 26079)]