287130339

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2789}}^1$

素因数の和:2873

約数の個数: 40

約数和(自身を含む): 453720960

約数和(自身を除く): 166590621

約数列:

[1, 3, 9, 27, 31, 41, 81, 93, 123, 279, 369, 837, 1107, 1271, 2511, 2789, 3321, 3813, 8367, 11439, 25101, 34317, 75303, 86459, 102951, 114349, 225909, 259377, 343047, 778131, 1029141, 2334393, 3087423, 3544819, 7003179, 9262269, 10634457, 31903371, 95710113, 287130339]

約数ペア:

[(1, 287130339), (3, 95710113), (9, 31903371), (27, 10634457), (31, 9262269), (41, 7003179), (81, 3544819), (93, 3087423), (123, 2334393), (279, 1029141), (369, 778131), (837, 343047), (1107, 259377), (1271, 225909), (2511, 114349), (2789, 102951), (3321, 86459), (3813, 75303), (8367, 34317), (11439, 25101)]