25839639

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21587}}^1$

素因数の和:21619

約数の個数: 24

約数和(自身を含む): 44903040

約数和(自身を除く): 19063401

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 21587, 64761, 151109, 194283, 410153, 453327, 1230459, 1359981, 2871071, 3691377, 8613213, 25839639]

約数ペア:

[(1, 25839639), (3, 8613213), (7, 3691377), (9, 2871071), (19, 1359981), (21, 1230459), (57, 453327), (63, 410153), (133, 194283), (171, 151109), (399, 64761), (1197, 21587)]