28546490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{407807}}^1$

素因数の和:407821

約数の個数: 16

約数和(自身を含む): 58724352

約数和(自身を除く): 30177862

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 407807, 815614, 2039035, 2854649, 4078070, 5709298, 14273245, 28546490]

約数ペア:

[(1, 28546490), (2, 14273245), (5, 5709298), (7, 4078070), (10, 2854649), (14, 2039035), (35, 815614), (70, 407807)]