129607891

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 155746800

約数和(自身を除く): 26138909

約数列:

[1, 7, 43, 49, 137, 301, 449, 959, 2107, 3143, 5891, 6713, 19307, 22001, 41237, 61513, 135149, 288659, 430591, 946043, 2645059, 3014137, 18515413, 129607891]

約数ペア:

[(1, 129607891), (7, 18515413), (43, 3014137), (49, 2645059), (137, 946043), (301, 430591), (449, 288659), (959, 135149), (2107, 61513), (3143, 41237), (5891, 22001), (6713, 19307)]