27312439

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 35633664

約数和(自身を除く): 8321225

約数列:

[1, 7, 11, 43, 73, 77, 113, 301, 473, 511, 791, 803, 1243, 3139, 3311, 4859, 5621, 8249, 8701, 21973, 34013, 34529, 53449, 57743, 90739, 241703, 354707, 374143, 635173, 2482949, 3901777, 27312439]

約数ペア:

[(1, 27312439), (7, 3901777), (11, 2482949), (43, 635173), (73, 374143), (77, 354707), (113, 241703), (301, 90739), (473, 57743), (511, 53449), (791, 34529), (803, 34013), (1243, 21973), (3139, 8701), (3311, 8249), (4859, 5621)]