28215530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{403079}}^1$

素因数の和:403093

約数の個数: 16

約数和(自身を含む): 58043520

約数和(自身を除く): 29827990

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 403079, 806158, 2015395, 2821553, 4030790, 5643106, 14107765, 28215530]

約数ペア:

[(1, 28215530), (2, 14107765), (5, 5643106), (7, 4030790), (10, 2821553), (14, 2015395), (35, 806158), (70, 403079)]