521238130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{7446259}}^1$

素因数の和:7446273

約数の個数: 16

約数和(自身を含む): 1072261440

約数和(自身を除く): 551023310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 7446259, 14892518, 37231295, 52123813, 74462590, 104247626, 260619065, 521238130]

約数ペア:

[(1, 521238130), (2, 260619065), (5, 104247626), (7, 74462590), (10, 52123813), (14, 37231295), (35, 14892518), (70, 7446259)]