128105152

素因数分解:

$2^6\times 7^1\times {\mathrm{285949}}^1$

素因数の和:285968

約数の個数: 28

約数和(自身を含む): 290525200

約数和(自身を除く): 162420048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 285949, 571898, 1143796, 2001643, 2287592, 4003286, 4575184, 8006572, 9150368, 16013144, 18300736, 32026288, 64052576, 128105152]

約数ペア:

[(1, 128105152), (2, 64052576), (4, 32026288), (7, 18300736), (8, 16013144), (14, 9150368), (16, 8006572), (28, 4575184), (32, 4003286), (56, 2287592), (64, 2001643), (112, 1143796), (224, 571898), (448, 285949)]