208156743

素因数分解:

$3^3\times {\mathrm{1289}}^1\times {\mathrm{5981}}^1$

素因数の和:7279

約数の個数: 16

約数和(自身を含む): 308671200

約数和(自身を除く): 100514457

約数列:

[1, 3, 9, 27, 1289, 3867, 5981, 11601, 17943, 34803, 53829, 161487, 7709509, 23128527, 69385581, 208156743]

約数ペア:

[(1, 208156743), (3, 69385581), (9, 23128527), (27, 7709509), (1289, 161487), (3867, 53829), (5981, 34803), (11601, 17943)]