209720154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{48479}}^1$

素因数の和:48594

約数の個数: 32

約数和(自身を含む): 484024320

約数和(自身を除く): 274304166

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 48479, 96958, 145437, 290874, 339353, 678706, 1018059, 2036118, 4993337, 9986674, 14980011, 29960022, 34953359, 69906718, 104860077, 209720154]

約数ペア:

[(1, 209720154), (2, 104860077), (3, 69906718), (6, 34953359), (7, 29960022), (14, 14980011), (21, 9986674), (42, 4993337), (103, 2036118), (206, 1018059), (309, 678706), (618, 339353), (721, 290874), (1442, 145437), (2163, 96958), (4326, 48479)]