389182864

素因数分解:

$2^4\times 7^1\times {\mathrm{127}}^1\times {\mathrm{27361}}^1$

素因数の和:27503

約数の個数: 40

約数和(自身を含む): 868579328

約数和(自身を除く): 479396464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 127, 254, 508, 889, 1016, 1778, 2032, 3556, 7112, 14224, 27361, 54722, 109444, 191527, 218888, 383054, 437776, 766108, 1532216, 3064432, 3474847, 6949694, 13899388, 24323929, 27798776, 48647858, 55597552, 97295716, 194591432, 389182864]

約数ペア:

[(1, 389182864), (2, 194591432), (4, 97295716), (7, 55597552), (8, 48647858), (14, 27798776), (16, 24323929), (28, 13899388), (56, 6949694), (112, 3474847), (127, 3064432), (254, 1532216), (508, 766108), (889, 437776), (1016, 383054), (1778, 218888), (2032, 191527), (3556, 109444), (7112, 54722), (14224, 27361)]