289115948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{643}}^1\times {\mathrm{929}}^1$

素因数の和:1598

約数の個数: 36

約数和(自身を含む): 557594520

約数和(自身を除く): 268478572

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 643, 929, 1286, 1858, 2572, 3716, 7073, 10219, 14146, 20438, 28292, 40876, 77803, 112409, 155606, 224818, 311212, 449636, 597347, 1194694, 2389388, 6570817, 13141634, 26283268, 72278987, 144557974, 289115948]

約数ペア:

[(1, 289115948), (2, 144557974), (4, 72278987), (11, 26283268), (22, 13141634), (44, 6570817), (121, 2389388), (242, 1194694), (484, 597347), (643, 449636), (929, 311212), (1286, 224818), (1858, 155606), (2572, 112409), (3716, 77803), (7073, 40876), (10219, 28292), (14146, 20438)]