1390038272

素因数分解:

$2^8\times 7^2\times {\mathrm{110813}}^1$

素因数の和:110843

約数の個数: 54

約数和(自身を含む): 3227679378

約数和(自身を除く): 1837641106

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, 110813, 221626, 443252, 775691, 886504, 1551382, 1773008, 3102764, 3546016, 5429837, 6205528, 7092032, 10859674, 12411056, 14184064, 21719348, 24822112, 28368128, 43438696, 49644224, 86877392, 99288448, 173754784, 198576896, 347509568, 695019136, 1390038272]

約数ペア:

[(1, 1390038272), (2, 695019136), (4, 347509568), (7, 198576896), (8, 173754784), (14, 99288448), (16, 86877392), (28, 49644224), (32, 43438696), (49, 28368128), (56, 24822112), (64, 21719348), (98, 14184064), (112, 12411056), (128, 10859674), (196, 7092032), (224, 6205528), (256, 5429837), (392, 3546016), (448, 3102764), (784, 1773008), (896, 1551382), (1568, 886504), (1792, 775691), (3136, 443252), (6272, 221626), (12544, 110813)]