678263530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{9689479}}^1$

素因数の和:9689493

約数の個数: 16

約数和(自身を含む): 1395285120

約数和(自身を除く): 717021590

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 9689479, 19378958, 48447395, 67826353, 96894790, 135652706, 339131765, 678263530]

約数ペア:

[(1, 678263530), (2, 339131765), (5, 135652706), (7, 96894790), (10, 67826353), (14, 48447395), (35, 19378958), (70, 9689479)]