128809522

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 207152640

約数和(自身を除く): 78343118

約数列:

[1, 2, 23, 46, 73, 89, 146, 178, 431, 862, 1679, 2047, 3358, 4094, 6497, 9913, 12994, 19826, 31463, 38359, 62926, 76718, 149431, 298862, 723649, 882257, 1447298, 1764514, 2800207, 5600414, 64404761, 128809522]

約数ペア:

[(1, 128809522), (2, 64404761), (23, 5600414), (46, 2800207), (73, 1764514), (89, 1447298), (146, 882257), (178, 723649), (431, 298862), (862, 149431), (1679, 76718), (2047, 62926), (3358, 38359), (4094, 31463), (6497, 19826), (9913, 12994)]