987489076

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{125507}}^1$

素因数の和:125799

約数の個数: 24

約数和(自身を含む): 1982022336

約数和(自身を除く): 994533260

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 125507, 251014, 502028, 878549, 1757098, 3514196, 35267467, 70534934, 141069868, 246872269, 493744538, 987489076]

約数ペア:

[(1, 987489076), (2, 493744538), (4, 246872269), (7, 141069868), (14, 70534934), (28, 35267467), (281, 3514196), (562, 1757098), (1124, 878549), (1967, 502028), (3934, 251014), (7868, 125507)]