128137412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{19403}}^1$

素因数の和:19547

約数の個数: 24

約数和(自身を含む): 243403776

約数和(自身を除く): 115266364

約数列:

[1, 2, 4, 13, 26, 52, 127, 254, 508, 1651, 3302, 6604, 19403, 38806, 77612, 252239, 504478, 1008956, 2464181, 4928362, 9856724, 32034353, 64068706, 128137412]

約数ペア:

[(1, 128137412), (2, 64068706), (4, 32034353), (13, 9856724), (26, 4928362), (52, 2464181), (127, 1008956), (254, 504478), (508, 252239), (1651, 77612), (3302, 38806), (6604, 19403)]