409894479

素因数分解:

$3^3\times {\mathrm{739}}^1\times {\mathrm{20543}}^1$

素因数の和:21291

約数の個数: 16

約数和(自身を含む): 608102400

約数和(自身を除く): 198207921

約数列:

[1, 3, 9, 27, 739, 2217, 6651, 19953, 20543, 61629, 184887, 554661, 15181277, 45543831, 136631493, 409894479]

約数ペア:

[(1, 409894479), (3, 136631493), (9, 45543831), (27, 15181277), (739, 554661), (2217, 184887), (6651, 61629), (19953, 20543)]