155519992

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{9619}}^1$

素因数の和:9715

約数の個数: 32

約数和(自身を含む): 304761600

約数和(自身を除く): 149241608

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 2021, 4042, 8084, 9619, 16168, 19238, 38476, 76952, 413617, 452093, 827234, 904186, 1654468, 1808372, 3308936, 3616744, 19439999, 38879998, 77759996, 155519992]

約数ペア:

[(1, 155519992), (2, 77759996), (4, 38879998), (8, 19439999), (43, 3616744), (47, 3308936), (86, 1808372), (94, 1654468), (172, 904186), (188, 827234), (344, 452093), (376, 413617), (2021, 76952), (4042, 38476), (8084, 19238), (9619, 16168)]