128656842

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1549}}^1$

素因数の和:1790

約数の個数: 32

約数和(自身を含む): 261888000

約数和(自身を除く): 133231158

約数列:

[1, 2, 3, 6, 109, 127, 218, 254, 327, 381, 654, 762, 1549, 3098, 4647, 9294, 13843, 27686, 41529, 83058, 168841, 196723, 337682, 393446, 506523, 590169, 1013046, 1180338, 21442807, 42885614, 64328421, 128656842]

約数ペア:

[(1, 128656842), (2, 64328421), (3, 42885614), (6, 21442807), (109, 1180338), (127, 1013046), (218, 590169), (254, 506523), (327, 393446), (381, 337682), (654, 196723), (762, 168841), (1549, 83058), (3098, 41529), (4647, 27686), (9294, 13843)]