128129724

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{50129}}^1$

素因数の和:50210

約数の個数: 36

約数和(自身を含む): 328451760

約数和(自身を除く): 200322036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 50129, 100258, 150387, 200516, 300774, 451161, 601548, 902322, 1804644, 3559159, 7118318, 10677477, 14236636, 21354954, 32032431, 42709908, 64064862, 128129724]

約数ペア:

[(1, 128129724), (2, 64064862), (3, 42709908), (4, 32032431), (6, 21354954), (9, 14236636), (12, 10677477), (18, 7118318), (36, 3559159), (71, 1804644), (142, 902322), (213, 601548), (284, 451161), (426, 300774), (639, 200516), (852, 150387), (1278, 100258), (2556, 50129)]