201660851

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1$

素因数の和:1251

約数の個数: 32

約数和(自身を含む): 260352000

約数和(自身を除く): 58691149

約数列:

[1, 7, 17, 19, 79, 119, 133, 323, 553, 1129, 1343, 1501, 2261, 7903, 9401, 10507, 19193, 21451, 25517, 89191, 134351, 150157, 178619, 364667, 624337, 1516247, 1694629, 2552669, 10613729, 11862403, 28808693, 201660851]

約数ペア:

[(1, 201660851), (7, 28808693), (17, 11862403), (19, 10613729), (79, 2552669), (119, 1694629), (133, 1516247), (323, 624337), (553, 364667), (1129, 178619), (1343, 150157), (1501, 134351), (2261, 89191), (7903, 25517), (9401, 21451), (10507, 19193)]