168956116

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{20047}}^1$

素因数の和:20108

約数の個数: 36

約数和(自身を含む): 351962688

約数和(自身を除く): 183006572

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 2107, 4214, 8428, 20047, 40094, 80188, 140329, 280658, 561316, 862021, 982303, 1724042, 1964606, 3448084, 3929212, 6034147, 12068294, 24136588, 42239029, 84478058, 168956116]

約数ペア:

[(1, 168956116), (2, 84478058), (4, 42239029), (7, 24136588), (14, 12068294), (28, 6034147), (43, 3929212), (49, 3448084), (86, 1964606), (98, 1724042), (172, 982303), (196, 862021), (301, 561316), (602, 280658), (1204, 140329), (2107, 80188), (4214, 40094), (8428, 20047)]