290141296

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{421717}}^1$

素因数の和:421768

約数の個数: 20

約数和(自身を含む): 575223352

約数和(自身を除く): 285082056

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 421717, 843434, 1686868, 3373736, 6747472, 18133831, 36267662, 72535324, 145070648, 290141296]

約数ペア:

[(1, 290141296), (2, 145070648), (4, 72535324), (8, 36267662), (16, 18133831), (43, 6747472), (86, 3373736), (172, 1686868), (344, 843434), (688, 421717)]