28934367

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{193}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 49539840

約数和(自身を除く): 20605473

約数列:

[1, 3, 7, 11, 21, 33, 59, 77, 121, 177, 193, 231, 363, 413, 579, 649, 847, 1239, 1351, 1947, 2123, 2541, 4053, 4543, 6369, 7139, 11387, 13629, 14861, 21417, 23353, 34161, 44583, 49973, 70059, 79709, 125257, 149919, 163471, 239127, 375771, 490413, 876799, 1377827, 2630397, 4133481, 9644789, 28934367]

約数ペア:

[(1, 28934367), (3, 9644789), (7, 4133481), (11, 2630397), (21, 1377827), (33, 876799), (59, 490413), (77, 375771), (121, 239127), (177, 163471), (193, 149919), (231, 125257), (363, 79709), (413, 70059), (579, 49973), (649, 44583), (847, 34161), (1239, 23353), (1351, 21417), (1947, 14861), (2123, 13629), (2541, 11387), (4053, 7139), (4543, 6369)]