128173864

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{176063}}^1$

素因数の和:176089

約数の個数: 32

約数和(自身を含む): 295787520

約数和(自身を除く): 167613656

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 176063, 352126, 704252, 1232441, 1408504, 2288819, 2464882, 4577638, 4929764, 9155276, 9859528, 16021733, 18310552, 32043466, 64086932, 128173864]

約数ペア:

[(1, 128173864), (2, 64086932), (4, 32043466), (7, 18310552), (8, 16021733), (13, 9859528), (14, 9155276), (26, 4929764), (28, 4577638), (52, 2464882), (56, 2288819), (91, 1408504), (104, 1232441), (182, 704252), (364, 352126), (728, 176063)]