47415213

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 40

約数和(自身を含む): 76386816

約数和(自身を除く): 28971603

約数列:

[1, 3, 9, 23, 27, 31, 69, 81, 93, 207, 279, 621, 713, 821, 837, 1863, 2139, 2463, 2511, 6417, 7389, 18883, 19251, 22167, 25451, 56649, 57753, 66501, 76353, 169947, 229059, 509841, 585373, 687177, 1529523, 1756119, 2061531, 5268357, 15805071, 47415213]

約数ペア:

[(1, 47415213), (3, 15805071), (9, 5268357), (23, 2061531), (27, 1756119), (31, 1529523), (69, 687177), (81, 585373), (93, 509841), (207, 229059), (279, 169947), (621, 76353), (713, 66501), (821, 57753), (837, 56649), (1863, 25451), (2139, 22167), (2463, 19251), (2511, 18883), (6417, 7389)]