397573736

素因数分解:

$2^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{10973}}^1$

素因数の和:11633

約数の個数: 32

約数和(自身を含む): 853338240

約数和(自身を除く): 455764504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 647, 1294, 2588, 4529, 5176, 9058, 10973, 18116, 21946, 36232, 43892, 76811, 87784, 153622, 307244, 614488, 7099531, 14199062, 28398124, 49696717, 56796248, 99393434, 198786868, 397573736]

約数ペア:

[(1, 397573736), (2, 198786868), (4, 99393434), (7, 56796248), (8, 49696717), (14, 28398124), (28, 14199062), (56, 7099531), (647, 614488), (1294, 307244), (2588, 153622), (4529, 87784), (5176, 76811), (9058, 43892), (10973, 36232), (18116, 21946)]