817859728

素因数分解:

$2^4\times 7^1\times {\mathrm{7302319}}^1$

素因数の和:7302334

約数の個数: 20

約数和(自身を含む): 1810975360

約数和(自身を除く): 993115632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 7302319, 14604638, 29209276, 51116233, 58418552, 102232466, 116837104, 204464932, 408929864, 817859728]

約数ペア:

[(1, 817859728), (2, 408929864), (4, 204464932), (7, 116837104), (8, 102232466), (14, 58418552), (16, 51116233), (28, 29209276), (56, 14604638), (112, 7302319)]