137666396

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{17497}}^1$

素因数の和:17789

約数の個数: 24

約数和(自身を含む): 276328416

約数和(自身を除く): 138662020

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 17497, 34994, 69988, 122479, 244958, 489916, 4916657, 9833314, 19666628, 34416599, 68833198, 137666396]

約数ペア:

[(1, 137666396), (2, 68833198), (4, 34416599), (7, 19666628), (14, 9833314), (28, 4916657), (281, 489916), (562, 244958), (1124, 122479), (1967, 69988), (3934, 34994), (7868, 17497)]