26780404

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30853}}^1$

素因数の和:30895

約数の個数: 24

約数和(自身を含む): 55290368

約数和(自身を除く): 28509964

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 30853, 61706, 123412, 215971, 431942, 863884, 956443, 1912886, 3825772, 6695101, 13390202, 26780404]

約数ペア:

[(1, 26780404), (2, 13390202), (4, 6695101), (7, 3825772), (14, 1912886), (28, 956443), (31, 863884), (62, 431942), (124, 215971), (217, 123412), (434, 61706), (868, 30853)]