2149091455

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{689917}}^1$

素因数の和:690018

約数の個数: 16

約数和(自身を含む): 2980445760

約数和(自身を除く): 831354305

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 689917, 3449585, 4829419, 24147095, 61402613, 307013065, 429818291, 2149091455]

約数ペア:

[(1, 2149091455), (5, 429818291), (7, 307013065), (35, 61402613), (89, 24147095), (445, 4829419), (623, 3449585), (3115, 689917)]