42489981

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 65197440

約数和(自身を除く): 22707459

約数列:

[1, 3, 9, 27, 41, 123, 131, 293, 369, 393, 879, 1107, 1179, 2637, 3537, 5371, 7911, 12013, 16113, 36039, 38383, 48339, 108117, 115149, 145017, 324351, 345447, 1036341, 1573703, 4721109, 14163327, 42489981]

約数ペア:

[(1, 42489981), (3, 14163327), (9, 4721109), (27, 1573703), (41, 1036341), (123, 345447), (131, 324351), (293, 145017), (369, 115149), (393, 108117), (879, 48339), (1107, 38383), (1179, 36039), (2637, 16113), (3537, 12013), (5371, 7911)]