28303744

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1071

約数の個数: 64

約数和(自身を含む): 66585600

約数和(自身を除く): 38281856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1019, 1736, 1984, 2038, 3472, 3968, 4076, 6944, 7133, 8152, 13888, 14266, 16304, 27776, 28532, 31589, 32608, 57064, 63178, 65216, 114128, 126356, 130432, 221123, 228256, 252712, 442246, 456512, 505424, 884492, 913024, 1010848, 1768984, 2021696, 3537968, 4043392, 7075936, 14151872, 28303744]

約数ペア:

[(1, 28303744), (2, 14151872), (4, 7075936), (7, 4043392), (8, 3537968), (14, 2021696), (16, 1768984), (28, 1010848), (31, 913024), (32, 884492), (56, 505424), (62, 456512), (64, 442246), (112, 252712), (124, 228256), (128, 221123), (217, 130432), (224, 126356), (248, 114128), (434, 65216), (448, 63178), (496, 57064), (868, 32608), (896, 31589), (992, 28532), (1019, 27776), (1736, 16304), (1984, 14266), (2038, 13888), (3472, 8152), (3968, 7133), (4076, 6944)]