387946958

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{3323}}^1$

素因数の和:3632

約数の個数: 32

約数和(自身を含む): 689264640

約数和(自身を除く): 301317682

約数列:

[1, 2, 7, 14, 31, 62, 217, 269, 434, 538, 1883, 3323, 3766, 6646, 8339, 16678, 23261, 46522, 58373, 103013, 116746, 206026, 721091, 893887, 1442182, 1787774, 6257209, 12514418, 27710497, 55420994, 193973479, 387946958]

約数ペア:

[(1, 387946958), (2, 193973479), (7, 55420994), (14, 27710497), (31, 12514418), (62, 6257209), (217, 1787774), (269, 1442182), (434, 893887), (538, 721091), (1883, 206026), (3323, 116746), (3766, 103013), (6646, 58373), (8339, 46522), (16678, 23261)]