28257696

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{1663}}^1$

素因数の和:1738

約数の個数: 72

約数和(自身を含む): 81768960

約数和(自身を除く): 53511264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 72, 96, 118, 144, 177, 236, 288, 354, 472, 531, 708, 944, 1062, 1416, 1663, 1888, 2124, 2832, 3326, 4248, 4989, 5664, 6652, 8496, 9978, 13304, 14967, 16992, 19956, 26608, 29934, 39912, 53216, 59868, 79824, 98117, 119736, 159648, 196234, 239472, 294351, 392468, 478944, 588702, 784936, 883053, 1177404, 1569872, 1766106, 2354808, 3139744, 3532212, 4709616, 7064424, 9419232, 14128848, 28257696]

約数ペア:

[(1, 28257696), (2, 14128848), (3, 9419232), (4, 7064424), (6, 4709616), (8, 3532212), (9, 3139744), (12, 2354808), (16, 1766106), (18, 1569872), (24, 1177404), (32, 883053), (36, 784936), (48, 588702), (59, 478944), (72, 392468), (96, 294351), (118, 239472), (144, 196234), (177, 159648), (236, 119736), (288, 98117), (354, 79824), (472, 59868), (531, 53216), (708, 39912), (944, 29934), (1062, 26608), (1416, 19956), (1663, 16992), (1888, 14967), (2124, 13304), (2832, 9978), (3326, 8496), (4248, 6652), (4989, 5664)]