321728

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:480

約数の個数: 28

約数和(自身を含む): 697992

約数和(自身を除く): 376264

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 457, 704, 914, 1828, 3656, 5027, 7312, 10054, 14624, 20108, 29248, 40216, 80432, 160864, 321728]

約数ペア:

[(1, 321728), (2, 160864), (4, 80432), (8, 40216), (11, 29248), (16, 20108), (22, 14624), (32, 10054), (44, 7312), (64, 5027), (88, 3656), (176, 1828), (352, 914), (457, 704)]