128150174

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 209986560

約数和(自身を除く): 81836386

約数列:

[1, 2, 19, 38, 41, 82, 83, 166, 779, 991, 1558, 1577, 1982, 3154, 3403, 6806, 18829, 37658, 40631, 64657, 81262, 82253, 129314, 164506, 771989, 1543978, 1562807, 3125614, 3372373, 6744746, 64075087, 128150174]

約数ペア:

[(1, 128150174), (2, 64075087), (19, 6744746), (38, 3372373), (41, 3125614), (82, 1562807), (83, 1543978), (166, 771989), (779, 164506), (991, 129314), (1558, 82253), (1577, 81262), (1982, 64657), (3154, 40631), (3403, 37658), (6806, 18829)]