121218888959

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{1289}}^1\times {\mathrm{285839}}^1$

素因数の和:287182

約数の個数: 16

約数和(自身を含む): 141593702400

約数和(自身を除く): 20374813441

約数列:

[1, 7, 47, 329, 1289, 9023, 60583, 285839, 424081, 2000873, 13434433, 94041031, 368446471, 2579125297, 17316984137, 121218888959]

約数ペア:

[(1, 121218888959), (7, 17316984137), (47, 2579125297), (329, 368446471), (1289, 94041031), (9023, 13434433), (60583, 2000873), (285839, 424081)]