242139536

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4957}}^1$

素因数の和:5079

約数の個数: 40

約数和(自身を含む): 486915264

約数和(自身を除く): 244775728

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 284, 344, 568, 688, 1136, 3053, 4957, 6106, 9914, 12212, 19828, 24424, 39656, 48848, 79312, 213151, 351947, 426302, 703894, 852604, 1407788, 1705208, 2815576, 3410416, 5631152, 15133721, 30267442, 60534884, 121069768, 242139536]

約数ペア:

[(1, 242139536), (2, 121069768), (4, 60534884), (8, 30267442), (16, 15133721), (43, 5631152), (71, 3410416), (86, 2815576), (142, 1705208), (172, 1407788), (284, 852604), (344, 703894), (568, 426302), (688, 351947), (1136, 213151), (3053, 79312), (4957, 48848), (6106, 39656), (9914, 24424), (12212, 19828)]