30888621

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:255

約数の個数: 40

約数和(自身を含む): 48299328

約数和(自身を除く): 17410707

約数列:

[1, 3, 9, 27, 41, 71, 81, 123, 131, 213, 369, 393, 639, 1107, 1179, 1917, 2911, 3321, 3537, 5371, 5751, 8733, 9301, 10611, 16113, 26199, 27903, 48339, 78597, 83709, 145017, 235791, 251127, 381341, 435051, 753381, 1144023, 3432069, 10296207, 30888621]

約数ペア:

[(1, 30888621), (3, 10296207), (9, 3432069), (27, 1144023), (41, 753381), (71, 435051), (81, 381341), (123, 251127), (131, 235791), (213, 145017), (369, 83709), (393, 78597), (639, 48339), (1107, 27903), (1179, 26199), (1917, 16113), (2911, 10611), (3321, 9301), (3537, 8733), (5371, 5751)]