1089891

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 1750320

約数和(自身を除く): 660429

約数列:

[1, 3, 9, 11, 33, 99, 101, 109, 303, 327, 909, 981, 1111, 1199, 3333, 3597, 9999, 10791, 11009, 33027, 99081, 121099, 363297, 1089891]

約数ペア:

[(1, 1089891), (3, 363297), (9, 121099), (11, 99081), (33, 33027), (99, 11009), (101, 10791), (109, 9999), (303, 3597), (327, 3333), (909, 1199), (981, 1111)]