168320404

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139801}}^1$

素因数の和:139855

約数の個数: 24

約数和(自身を含む): 344472128

約数和(自身を除く): 176151724

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 139801, 279602, 559204, 978607, 1957214, 3914428, 6011443, 12022886, 24045772, 42080101, 84160202, 168320404]

約数ペア:

[(1, 168320404), (2, 84160202), (4, 42080101), (7, 24045772), (14, 12022886), (28, 6011443), (43, 3914428), (86, 1957214), (172, 978607), (301, 559204), (602, 279602), (1204, 139801)]