86904213

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1279}}^1$

素因数の和:1393

約数の個数: 32

約数和(自身を含む): 132710400

約数和(自身を除く): 45806187

約数列:

[1, 3, 11, 29, 33, 71, 87, 213, 319, 781, 957, 1279, 2059, 2343, 3837, 6177, 14069, 22649, 37091, 42207, 67947, 90809, 111273, 272427, 408001, 998899, 1224003, 2633461, 2996697, 7900383, 28968071, 86904213]

約数ペア:

[(1, 86904213), (3, 28968071), (11, 7900383), (29, 2996697), (33, 2633461), (71, 1224003), (87, 998899), (213, 408001), (319, 272427), (781, 111273), (957, 90809), (1279, 67947), (2059, 42207), (2343, 37091), (3837, 22649), (6177, 14069)]