399686157

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5501}}^1$

素因数の和:5552

約数の個数: 48

約数和(自身を含む): 672916608

約数和(自身を除く): 273230451

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 81, 117, 207, 243, 299, 351, 621, 897, 1053, 1863, 2691, 3159, 5501, 5589, 8073, 16503, 24219, 49509, 71513, 72657, 126523, 148527, 214539, 379569, 445581, 643617, 1138707, 1336743, 1644799, 1930851, 3416121, 4934397, 5792553, 10248363, 14803191, 17377659, 30745089, 44409573, 133228719, 399686157]

約数ペア:

[(1, 399686157), (3, 133228719), (9, 44409573), (13, 30745089), (23, 17377659), (27, 14803191), (39, 10248363), (69, 5792553), (81, 4934397), (117, 3416121), (207, 1930851), (243, 1644799), (299, 1336743), (351, 1138707), (621, 643617), (897, 445581), (1053, 379569), (1863, 214539), (2691, 148527), (3159, 126523), (5501, 72657), (5589, 71513), (8073, 49509), (16503, 24219)]