1288941724

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{979439}}^1$

素因数の和:979497

約数の個数: 24

約数和(自身を含む): 2632734720

約数和(自身を除く): 1343792996

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 979439, 1958878, 3917756, 6856073, 13712146, 27424292, 46033633, 92067266, 184134532, 322235431, 644470862, 1288941724]

約数ペア:

[(1, 1288941724), (2, 644470862), (4, 322235431), (7, 184134532), (14, 92067266), (28, 46033633), (47, 27424292), (94, 13712146), (188, 6856073), (329, 3917756), (658, 1958878), (1316, 979439)]