28761755

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{1861}}^1$

素因数の和:2158

約数の個数: 16

約数和(自身を含む): 37806048

約数和(自身を除く): 9044293

約数列:

[1, 5, 11, 55, 281, 1405, 1861, 3091, 9305, 15455, 20471, 102355, 522941, 2614705, 5752351, 28761755]

約数ペア:

[(1, 28761755), (5, 5752351), (11, 2614705), (55, 522941), (281, 102355), (1405, 20471), (1861, 15455), (3091, 9305)]