27884285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 40037760

約数和(自身を除く): 12153475

約数列:

[1, 5, 11, 13, 55, 59, 65, 143, 295, 649, 661, 715, 767, 3245, 3305, 3835, 7271, 8437, 8593, 36355, 38999, 42185, 42965, 94523, 194995, 428989, 472615, 506987, 2144945, 2534935, 5576857, 27884285]

約数ペア:

[(1, 27884285), (5, 5576857), (11, 2534935), (13, 2144945), (55, 506987), (59, 472615), (65, 428989), (143, 194995), (295, 94523), (649, 42965), (661, 42185), (715, 38999), (767, 36355), (3245, 8593), (3305, 8437), (3835, 7271)]