247266256

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{77659}}^1$

素因数の和:77866

約数の個数: 20

約数和(自身を含む): 481492000

約数和(自身を除く): 234225744

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 77659, 155318, 310636, 621272, 1242544, 15454141, 30908282, 61816564, 123633128, 247266256]

約数ペア:

[(1, 247266256), (2, 123633128), (4, 61816564), (8, 30908282), (16, 15454141), (199, 1242544), (398, 621272), (796, 310636), (1592, 155318), (3184, 77659)]