27768916

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21101}}^1$

素因数の和:21159

約数の個数: 24

約数和(自身を含む): 56722176

約数和(自身を除く): 28953260

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 21101, 42202, 84404, 147707, 295414, 590828, 991747, 1983494, 3966988, 6942229, 13884458, 27768916]

約数ペア:

[(1, 27768916), (2, 13884458), (4, 6942229), (7, 3966988), (14, 1983494), (28, 991747), (47, 590828), (94, 295414), (188, 147707), (329, 84404), (658, 42202), (1316, 21101)]