121220139

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{617}}^1\times {\mathrm{1523}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 165762432

約数和(自身を除く): 44542293

約数列:

[1, 3, 43, 129, 617, 1523, 1851, 4569, 26531, 65489, 79593, 196467, 939691, 2819073, 40406713, 121220139]

約数ペア:

[(1, 121220139), (3, 40406713), (43, 2819073), (129, 939691), (617, 196467), (1523, 79593), (1851, 65489), (4569, 26531)]