47217261

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9103}}^1$

素因数の和:9145

約数の個数: 32

約数和(自身を含む): 81571840

約数和(自身を除く): 34354579

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 9103, 27309, 63721, 118339, 172957, 191163, 355017, 518871, 828373, 1210699, 2248441, 2485119, 3632097, 6745323, 15739087, 47217261]

約数ペア:

[(1, 47217261), (3, 15739087), (7, 6745323), (13, 3632097), (19, 2485119), (21, 2248441), (39, 1210699), (57, 828373), (91, 518871), (133, 355017), (247, 191163), (273, 172957), (399, 118339), (741, 63721), (1729, 27309), (5187, 9103)]