1089980493

素因数分解:

$3^1\times 7^1\times {\mathrm{1217}}^1\times {\mathrm{42649}}^1$

素因数の和:43876

約数の個数: 16

約数和(自身を含む): 1662326400

約数和(自身を除く): 572345907

約数列:

[1, 3, 7, 21, 1217, 3651, 8519, 25557, 42649, 127947, 298543, 895629, 51903833, 155711499, 363326831, 1089980493]

約数ペア:

[(1, 1089980493), (3, 363326831), (7, 155711499), (21, 51903833), (1217, 895629), (3651, 298543), (8519, 127947), (25557, 42649)]