28889307

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:452

約数の個数: 36

約数和(自身を含む): 45976320

約数和(自身を除く): 17087013

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 289, 383, 493, 867, 1149, 1479, 2601, 3447, 4437, 6511, 8381, 11107, 19533, 25143, 33321, 58599, 75429, 99963, 110687, 188819, 332061, 566457, 996183, 1699371, 3209923, 9629769, 28889307]

約数ペア:

[(1, 28889307), (3, 9629769), (9, 3209923), (17, 1699371), (29, 996183), (51, 566457), (87, 332061), (153, 188819), (261, 110687), (289, 99963), (383, 75429), (493, 58599), (867, 33321), (1149, 25143), (1479, 19533), (2601, 11107), (3447, 8381), (4437, 6511)]