128468692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67901}}^1$

素因数の和:67959

約数の個数: 24

約数和(自身を含む): 250965792

約数和(自身を除く): 122497100

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 67901, 135802, 271604, 746911, 1493822, 2919743, 2987644, 5839486, 11678972, 32117173, 64234346, 128468692]

約数ペア:

[(1, 128468692), (2, 64234346), (4, 32117173), (11, 11678972), (22, 5839486), (43, 2987644), (44, 2919743), (86, 1493822), (172, 746911), (473, 271604), (946, 135802), (1892, 67901)]