121388379

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{156227}}^1$

素因数の和:156274

約数の個数: 16

約数和(自身を含む): 189973248

約数和(自身を除く): 68584869

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 156227, 468681, 1093589, 3280767, 5780399, 17341197, 40462793, 121388379]

約数ペア:

[(1, 121388379), (3, 40462793), (7, 17341197), (21, 5780399), (37, 3280767), (111, 1093589), (259, 468681), (777, 156227)]