81172294

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{16061}}^1$

素因数の和:16108

約数の個数: 24

約数和(自身を含む): 146870928

約数和(自身を除く): 65698634

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 361, 722, 2527, 5054, 16061, 32122, 112427, 224854, 305159, 610318, 2136113, 4272226, 5798021, 11596042, 40586147, 81172294]

約数ペア:

[(1, 81172294), (2, 40586147), (7, 11596042), (14, 5798021), (19, 4272226), (38, 2136113), (133, 610318), (266, 305159), (361, 224854), (722, 112427), (2527, 32122), (5054, 16061)]