210829115

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{14107}}^1$

素因数の和:14187

約数の個数: 24

約数和(自身を含む): 299146032

約数和(自身を除く): 88316917

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 2135, 2989, 14107, 14945, 70535, 98749, 493745, 691243, 860527, 3456215, 4302635, 6023689, 30118445, 42165823, 210829115]

約数ペア:

[(1, 210829115), (5, 42165823), (7, 30118445), (35, 6023689), (49, 4302635), (61, 3456215), (245, 860527), (305, 691243), (427, 493745), (2135, 98749), (2989, 70535), (14107, 14945)]