1983771

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1289}}^1$

素因数の和:1320

約数の個数: 20

約数和(自身を含む): 3121800

約数和(自身を除く): 1138029

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1289, 1539, 3867, 11601, 24491, 34803, 73473, 104409, 220419, 661257, 1983771]

約数ペア:

[(1, 1983771), (3, 661257), (9, 220419), (19, 104409), (27, 73473), (57, 34803), (81, 24491), (171, 11601), (513, 3867), (1289, 1539)]