128491452

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{9887}}^1$

素因数の和:9935

約数の個数: 54

約数和(自身を含む): 342826848

約数和(自身を除く): 214335396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 361, 684, 722, 1083, 1444, 2166, 3249, 4332, 6498, 9887, 12996, 19774, 29661, 39548, 59322, 88983, 118644, 177966, 187853, 355932, 375706, 563559, 751412, 1127118, 1690677, 2254236, 3381354, 3569207, 6762708, 7138414, 10707621, 14276828, 21415242, 32122863, 42830484, 64245726, 128491452]

約数ペア:

[(1, 128491452), (2, 64245726), (3, 42830484), (4, 32122863), (6, 21415242), (9, 14276828), (12, 10707621), (18, 7138414), (19, 6762708), (36, 3569207), (38, 3381354), (57, 2254236), (76, 1690677), (114, 1127118), (171, 751412), (228, 563559), (342, 375706), (361, 355932), (684, 187853), (722, 177966), (1083, 118644), (1444, 88983), (2166, 59322), (3249, 39548), (4332, 29661), (6498, 19774), (9887, 12996)]