80749886

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303571}}^1$

素因数の和:303599

約数の個数: 16

約数和(自身を含む): 145714560

約数和(自身を除く): 64964674

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 303571, 607142, 2124997, 4249994, 5767849, 11535698, 40374943, 80749886]

約数ペア:

[(1, 80749886), (2, 40374943), (7, 11535698), (14, 5767849), (19, 4249994), (38, 2124997), (133, 607142), (266, 303571)]