128510055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167987}}^1$

素因数の和:168015

約数の個数: 24

約数和(自身を含む): 235855152

約数和(自身を除く): 107345097

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 167987, 503961, 839935, 1511883, 2519805, 2855779, 7559415, 8567337, 14278895, 25702011, 42836685, 128510055]

約数ペア:

[(1, 128510055), (3, 42836685), (5, 25702011), (9, 14278895), (15, 8567337), (17, 7559415), (45, 2855779), (51, 2519805), (85, 1511883), (153, 839935), (255, 503961), (765, 167987)]