128366937811

素因数分解:

$7^1\times {\mathrm{199}}^1\times {\mathrm{421}}^1\times {\mathrm{218887}}^1$

素因数の和:219514

約数の個数: 16

約数和(自身を含む): 147793177600

約数和(自身を除く): 19426239789

約数列:

[1, 7, 199, 421, 1393, 2947, 83779, 218887, 586453, 1532209, 43558513, 92151427, 304909591, 645059989, 18338133973, 128366937811]

約数ペア:

[(1, 128366937811), (7, 18338133973), (199, 645059989), (421, 304909591), (1393, 92151427), (2947, 43558513), (83779, 1532209), (218887, 586453)]