55281213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{20543}}^1$

素因数の和:20585

約数の個数: 24

約数和(自身を含む): 89736192

約数和(自身を除く): 34454979

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 20543, 61629, 184887, 267059, 472489, 801177, 1417467, 2403531, 4252401, 6142357, 18427071, 55281213]

約数ペア:

[(1, 55281213), (3, 18427071), (9, 6142357), (13, 4252401), (23, 2403531), (39, 1417467), (69, 801177), (117, 472489), (207, 267059), (299, 184887), (897, 61629), (2691, 20543)]