128783452

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{106963}}^1$

素因数の和:107017

約数の個数: 24

約数和(自身を含む): 263559296

約数和(自身を除く): 134775844

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 106963, 213926, 427852, 748741, 1497482, 2994964, 4599409, 9198818, 18397636, 32195863, 64391726, 128783452]

約数ペア:

[(1, 128783452), (2, 64391726), (4, 32195863), (7, 18397636), (14, 9198818), (28, 4599409), (43, 2994964), (86, 1497482), (172, 748741), (301, 427852), (602, 213926), (1204, 106963)]