219410883

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{173}}^1\times {\mathrm{439}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 330739200

約数和(自身を除く): 111328317

約数列:

[1, 3, 9, 27, 107, 173, 321, 439, 519, 963, 1317, 1557, 2889, 3951, 4671, 11853, 18511, 46973, 55533, 75947, 140919, 166599, 227841, 422757, 499797, 683523, 1268271, 2050569, 8126329, 24378987, 73136961, 219410883]

約数ペア:

[(1, 219410883), (3, 73136961), (9, 24378987), (27, 8126329), (107, 2050569), (173, 1268271), (321, 683523), (439, 499797), (519, 422757), (963, 227841), (1317, 166599), (1557, 140919), (2889, 75947), (3951, 55533), (4671, 46973), (11853, 18511)]