387128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 860160

約数和(自身を除く): 473032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 223, 248, 434, 446, 868, 892, 1561, 1736, 1784, 3122, 6244, 6913, 12488, 13826, 27652, 48391, 55304, 96782, 193564, 387128]

約数ペア:

[(1, 387128), (2, 193564), (4, 96782), (7, 55304), (8, 48391), (14, 27652), (28, 13826), (31, 12488), (56, 6913), (62, 6244), (124, 3122), (217, 1784), (223, 1736), (248, 1561), (434, 892), (446, 868)]