268403968

素因数分解:

$2^8\times 7^2\times {\mathrm{21397}}^1$

素因数の和:21427

約数の個数: 54

約数和(自身を含む): 623259546

約数和(自身を除く): 354855578

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 21397, 42794, 85588, 149779, 171176, 299558, 342352, 599116, 684704, 1048453, 1198232, 1369408, 2096906, 2396464, 2738816, 4193812, 4792928, 5477632, 8387624, 9585856, 16775248, 19171712, 33550496, 38343424, 67100992, 134201984, 268403968]

約数ペア:

[(1, 268403968), (2, 134201984), (4, 67100992), (7, 38343424), (8, 33550496), (14, 19171712), (16, 16775248), (28, 9585856), (32, 8387624), (49, 5477632), (56, 4792928), (64, 4193812), (98, 2738816), (112, 2396464), (128, 2096906), (196, 1369408), (224, 1198232), (256, 1048453), (392, 684704), (448, 599116), (784, 342352), (896, 299558), (1568, 171176), (1792, 149779), (3136, 85588), (6272, 42794), (12544, 21397)]