131503708

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{20509}}^1$

素因数の和:20749

約数の個数: 24

約数和(自身を含む): 264168800

約数和(自身を除く): 132665092

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 6412, 20509, 41018, 82036, 143563, 287126, 574252, 4696561, 9393122, 18786244, 32875927, 65751854, 131503708]

約数ペア:

[(1, 131503708), (2, 65751854), (4, 32875927), (7, 18786244), (14, 9393122), (28, 4696561), (229, 574252), (458, 287126), (916, 143563), (1603, 82036), (3206, 41018), (6412, 20509)]