198179212

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643439}}^1$

素因数の和:643461

約数の個数: 24

約数和(自身を含む): 432391680

約数和(自身を除く): 234212468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 643439, 1286878, 2573756, 4504073, 7077829, 9008146, 14155658, 18016292, 28311316, 49544803, 99089606, 198179212]

約数ペア:

[(1, 198179212), (2, 99089606), (4, 49544803), (7, 28311316), (11, 18016292), (14, 14155658), (22, 9008146), (28, 7077829), (44, 4504073), (77, 2573756), (154, 1286878), (308, 643439)]