201321784

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{479}}^1\times {\mathrm{491}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 382579200

約数和(自身を除く): 181257416

約数列:

[1, 2, 4, 8, 107, 214, 428, 479, 491, 856, 958, 982, 1916, 1964, 3832, 3928, 51253, 52537, 102506, 105074, 205012, 210148, 235189, 410024, 420296, 470378, 940756, 1881512, 25165223, 50330446, 100660892, 201321784]

約数ペア:

[(1, 201321784), (2, 100660892), (4, 50330446), (8, 25165223), (107, 1881512), (214, 940756), (428, 470378), (479, 420296), (491, 410024), (856, 235189), (958, 210148), (982, 205012), (1916, 105074), (1964, 102506), (3832, 52537), (3928, 51253)]