1277401814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{8231}}^1$

素因数の和:8420

約数の個数: 32

約数和(自身を含む): 2124251136

約数和(自身を除く): 846849322

約数列:

[1, 2, 13, 26, 47, 94, 127, 254, 611, 1222, 1651, 3302, 5969, 8231, 11938, 16462, 77597, 107003, 155194, 214006, 386857, 773714, 1045337, 2090674, 5029141, 10058282, 13589381, 27178762, 49130839, 98261678, 638700907, 1277401814]

約数ペア:

[(1, 1277401814), (2, 638700907), (13, 98261678), (26, 49130839), (47, 27178762), (94, 13589381), (127, 10058282), (254, 5029141), (611, 2090674), (1222, 1045337), (1651, 773714), (3302, 386857), (5969, 214006), (8231, 155194), (11938, 107003), (16462, 77597)]