128139242

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{67}}^1\times {\mathrm{1129}}^1$

素因数の和:1227

約数の個数: 48

約数和(自身を含む): 245273280

約数和(自身を除く): 117134038

約数列:

[1, 2, 7, 11, 14, 22, 67, 77, 121, 134, 154, 242, 469, 737, 847, 938, 1129, 1474, 1694, 2258, 5159, 7903, 8107, 10318, 12419, 15806, 16214, 24838, 56749, 75643, 86933, 113498, 136609, 151286, 173866, 273218, 529501, 832073, 956263, 1059002, 1664146, 1912526, 5824511, 9152803, 11649022, 18305606, 64069621, 128139242]

約数ペア:

[(1, 128139242), (2, 64069621), (7, 18305606), (11, 11649022), (14, 9152803), (22, 5824511), (67, 1912526), (77, 1664146), (121, 1059002), (134, 956263), (154, 832073), (242, 529501), (469, 273218), (737, 173866), (847, 151286), (938, 136609), (1129, 113498), (1474, 86933), (1694, 75643), (2258, 56749), (5159, 24838), (7903, 16214), (8107, 15806), (10318, 12419)]