129123150896

素因数分解:

$2^4\times {\mathrm{811}}^1\times {\mathrm{9950921}}^1$

素因数の和:9951740

約数の個数: 20

約数和(自身を含む): 250484608584

約数和(自身を除く): 121361457688

約数列:

[1, 2, 4, 8, 16, 811, 1622, 3244, 6488, 12976, 9950921, 19901842, 39803684, 79607368, 159214736, 8070196931, 16140393862, 32280787724, 64561575448, 129123150896]

約数ペア:

[(1, 129123150896), (2, 64561575448), (4, 32280787724), (8, 16140393862), (16, 8070196931), (811, 159214736), (1622, 79607368), (3244, 39803684), (6488, 19901842), (12976, 9950921)]