207615821

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1\times {\mathrm{563}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 240038400

約数和(自身を除く): 32422579

約数列:

[1, 7, 139, 379, 563, 973, 2653, 3941, 52681, 78257, 213377, 368767, 547799, 1493639, 29659403, 207615821]

約数ペア:

[(1, 207615821), (7, 29659403), (139, 1493639), (379, 547799), (563, 368767), (973, 213377), (2653, 78257), (3941, 52681)]