255173208

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{128099}}^1$

素因数の和:128191

約数の個数: 32

約数和(自身を含む): 645624000

約数和(自身を除く): 390450792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 128099, 256198, 384297, 512396, 768594, 1024792, 1537188, 3074376, 10632217, 21264434, 31896651, 42528868, 63793302, 85057736, 127586604, 255173208]

約数ペア:

[(1, 255173208), (2, 127586604), (3, 85057736), (4, 63793302), (6, 42528868), (8, 31896651), (12, 21264434), (24, 10632217), (83, 3074376), (166, 1537188), (249, 1024792), (332, 768594), (498, 512396), (664, 384297), (996, 256198), (1992, 128099)]