27197289

素因数分解:

$3^5\times 7^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 47523840

約数和(自身を除く): 20326551

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 81, 177, 189, 243, 271, 413, 531, 567, 813, 1239, 1593, 1701, 1897, 2439, 3717, 4779, 5691, 7317, 11151, 14337, 15989, 17073, 21951, 33453, 47967, 51219, 65853, 100359, 111923, 143901, 153657, 335769, 431703, 460971, 1007307, 1295109, 3021921, 3885327, 9065763, 27197289]

約数ペア:

[(1, 27197289), (3, 9065763), (7, 3885327), (9, 3021921), (21, 1295109), (27, 1007307), (59, 460971), (63, 431703), (81, 335769), (177, 153657), (189, 143901), (243, 111923), (271, 100359), (413, 65853), (531, 51219), (567, 47967), (813, 33453), (1239, 21951), (1593, 17073), (1701, 15989), (1897, 14337), (2439, 11151), (3717, 7317), (4779, 5691)]