129121426

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2111}}^1$

素因数の和:2394

約数の個数: 32

約数和(自身を含む): 235395072

約数和(自身を除く): 106273646

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 257, 514, 1799, 2111, 3598, 4222, 4369, 8738, 14777, 29554, 30583, 35887, 61166, 71774, 251209, 502418, 542527, 1085054, 3797689, 7595378, 9222959, 18445918, 64560713, 129121426]

約数ペア:

[(1, 129121426), (2, 64560713), (7, 18445918), (14, 9222959), (17, 7595378), (34, 3797689), (119, 1085054), (238, 542527), (257, 502418), (514, 251209), (1799, 71774), (2111, 61166), (3598, 35887), (4222, 30583), (4369, 29554), (8738, 14777)]