142739128

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{82223}}^1$

素因数の和:82267

約数の個数: 32

約数和(自身を含む): 315740160

約数和(自身を除く): 173001032

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 82223, 164446, 328892, 575561, 657784, 1151122, 2302244, 2548913, 4604488, 5097826, 10195652, 17842391, 20391304, 35684782, 71369564, 142739128]

約数ペア:

[(1, 142739128), (2, 71369564), (4, 35684782), (7, 20391304), (8, 17842391), (14, 10195652), (28, 5097826), (31, 4604488), (56, 2548913), (62, 2302244), (124, 1151122), (217, 657784), (248, 575561), (434, 328892), (868, 164446), (1736, 82223)]