27973071

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{463}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 47447712

約数和(自身を除く): 19474641

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 463, 959, 1233, 1389, 2877, 3241, 4167, 6713, 8631, 9723, 20139, 22687, 29169, 60417, 63431, 68061, 190293, 204183, 444017, 570879, 1332051, 3108119, 3996153, 9324357, 27973071]

約数ペア:

[(1, 27973071), (3, 9324357), (7, 3996153), (9, 3108119), (21, 1332051), (49, 570879), (63, 444017), (137, 204183), (147, 190293), (411, 68061), (441, 63431), (463, 60417), (959, 29169), (1233, 22687), (1389, 20139), (2877, 9723), (3241, 8631), (4167, 6713)]