289754416

素因数分解:

$2^4\times 7^1\times {\mathrm{2587093}}^1$

素因数の和:2587108

約数の個数: 20

約数和(自身を含む): 641599312

約数和(自身を除く): 351844896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2587093, 5174186, 10348372, 18109651, 20696744, 36219302, 41393488, 72438604, 144877208, 289754416]

約数ペア:

[(1, 289754416), (2, 144877208), (4, 72438604), (7, 41393488), (8, 36219302), (14, 20696744), (16, 18109651), (28, 10348372), (56, 5174186), (112, 2587093)]