128240192178

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2538103}}^1$

素因数の和:2538519

約数の個数: 48

約数和(自身を含む): 318339156096

約数和(自身を除く): 190098963918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 401, 802, 1203, 2406, 2807, 3609, 5614, 7218, 8421, 16842, 25263, 50526, 2538103, 5076206, 7614309, 15228618, 17766721, 22842927, 35533442, 45685854, 53300163, 106600326, 159900489, 319800978, 1017779303, 2035558606, 3053337909, 6106675818, 7124455121, 9160013727, 14248910242, 18320027454, 21373365363, 42746730726, 64120096089, 128240192178]

約数ペア:

[(1, 128240192178), (2, 64120096089), (3, 42746730726), (6, 21373365363), (7, 18320027454), (9, 14248910242), (14, 9160013727), (18, 7124455121), (21, 6106675818), (42, 3053337909), (63, 2035558606), (126, 1017779303), (401, 319800978), (802, 159900489), (1203, 106600326), (2406, 53300163), (2807, 45685854), (3609, 35533442), (5614, 22842927), (7218, 17766721), (8421, 15228618), (16842, 7614309), (25263, 5076206), (50526, 2538103)]