1380521792

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{127637}}^1$

素因数の和:127675

約数の個数: 42

約数和(自身を含む): 2966434758

約数和(自身を除く): 1585912966

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 1352, 2704, 5408, 10816, 127637, 255274, 510548, 1021096, 1659281, 2042192, 3318562, 4084384, 6637124, 8168768, 13274248, 21570653, 26548496, 43141306, 53096992, 86282612, 106193984, 172565224, 345130448, 690260896, 1380521792]

約数ペア:

[(1, 1380521792), (2, 690260896), (4, 345130448), (8, 172565224), (13, 106193984), (16, 86282612), (26, 53096992), (32, 43141306), (52, 26548496), (64, 21570653), (104, 13274248), (169, 8168768), (208, 6637124), (338, 4084384), (416, 3318562), (676, 2042192), (832, 1659281), (1352, 1021096), (2704, 510548), (5408, 255274), (10816, 127637)]