254405452

素因数分解:

$2^2\times 7^2\times {\mathrm{383}}^1\times {\mathrm{3389}}^1$

素因数の和:3790

約数の個数: 36

約数和(自身を含む): 519402240

約数和(自身を除く): 264996788

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 383, 766, 1532, 2681, 3389, 5362, 6778, 10724, 13556, 18767, 23723, 37534, 47446, 75068, 94892, 166061, 332122, 664244, 1297987, 2595974, 5191948, 9085909, 18171818, 36343636, 63601363, 127202726, 254405452]

約数ペア:

[(1, 254405452), (2, 127202726), (4, 63601363), (7, 36343636), (14, 18171818), (28, 9085909), (49, 5191948), (98, 2595974), (196, 1297987), (383, 664244), (766, 332122), (1532, 166061), (2681, 94892), (3389, 75068), (5362, 47446), (6778, 37534), (10724, 23723), (13556, 18767)]