28840206

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2160

約数の個数: 32

約数和(自身を含む): 60802560

約数和(自身を除く): 31962354

約数列:

[1, 2, 3, 6, 23, 46, 69, 103, 138, 206, 309, 618, 2029, 2369, 4058, 4738, 6087, 7107, 12174, 14214, 46667, 93334, 140001, 208987, 280002, 417974, 626961, 1253922, 4806701, 9613402, 14420103, 28840206]

約数ペア:

[(1, 28840206), (2, 14420103), (3, 9613402), (6, 4806701), (23, 1253922), (46, 626961), (69, 417974), (103, 280002), (138, 208987), (206, 140001), (309, 93334), (618, 46667), (2029, 14214), (2369, 12174), (4058, 7107), (4738, 6087)]