2009442862

素因数分解:

$2^1\times 7^3\times {\mathrm{103}}^1\times {\mathrm{28439}}^1$

素因数の和:28565

約数の個数: 32

約数和(自身を含む): 3549312000

約数和(自身を除く): 1539869138

約数列:

[1, 2, 7, 14, 49, 98, 103, 206, 343, 686, 721, 1442, 5047, 10094, 28439, 35329, 56878, 70658, 199073, 398146, 1393511, 2787022, 2929217, 5858434, 9754577, 19509154, 20504519, 41009038, 143531633, 287063266, 1004721431, 2009442862]

約数ペア:

[(1, 2009442862), (2, 1004721431), (7, 287063266), (14, 143531633), (49, 41009038), (98, 20504519), (103, 19509154), (206, 9754577), (343, 5858434), (686, 2929217), (721, 2787022), (1442, 1393511), (5047, 398146), (10094, 199073), (28439, 70658), (35329, 56878)]