127286908

素因数分解:

$2^2\times 7^2\times {\mathrm{649423}}^1$

素因数の和:649441

約数の個数: 18

約数和(自身を含む): 259120176

約数和(自身を除く): 131833268

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 649423, 1298846, 2597692, 4545961, 9091922, 18183844, 31821727, 63643454, 127286908]

約数ペア:

[(1, 127286908), (2, 63643454), (4, 31821727), (7, 18183844), (14, 9091922), (28, 4545961), (49, 2597692), (98, 1298846), (196, 649423)]