491185408

素因数分解:

$2^8\times 7^2\times {\mathrm{39157}}^1$

素因数の和:39187

約数の個数: 54

約数和(自身を含む): 1140555066

約数和(自身を除く): 649369658

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, 39157, 78314, 156628, 274099, 313256, 548198, 626512, 1096396, 1253024, 1918693, 2192792, 2506048, 3837386, 4385584, 5012096, 7674772, 8771168, 10024192, 15349544, 17542336, 30699088, 35084672, 61398176, 70169344, 122796352, 245592704, 491185408]

約数ペア:

[(1, 491185408), (2, 245592704), (4, 122796352), (7, 70169344), (8, 61398176), (14, 35084672), (16, 30699088), (28, 17542336), (32, 15349544), (49, 10024192), (56, 8771168), (64, 7674772), (98, 5012096), (112, 4385584), (128, 3837386), (196, 2506048), (224, 2192792), (256, 1918693), (392, 1253024), (448, 1096396), (784, 626512), (896, 548198), (1568, 313256), (1792, 274099), (3136, 156628), (6272, 78314), (12544, 39157)]