28110005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73013}}^1$

素因数の和:73036

約数の個数: 16

約数和(自身を含む): 42056064

約数和(自身を除く): 13946059

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 73013, 365065, 511091, 803143, 2555455, 4015715, 5622001, 28110005]

約数ペア:

[(1, 28110005), (5, 5622001), (7, 4015715), (11, 2555455), (35, 803143), (55, 511091), (77, 365065), (385, 73013)]