1285494784

素因数分解:

$2^{11}\times 7^1\times {\mathrm{89669}}^1$

素因数の和:89698

約数の個数: 48

約数和(自身を含む): 2937589200

約数和(自身を除く): 1652094416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1024, 1792, 2048, 3584, 7168, 14336, 89669, 179338, 358676, 627683, 717352, 1255366, 1434704, 2510732, 2869408, 5021464, 5738816, 10042928, 11477632, 20085856, 22955264, 40171712, 45910528, 80343424, 91821056, 160686848, 183642112, 321373696, 642747392, 1285494784]

約数ペア:

[(1, 1285494784), (2, 642747392), (4, 321373696), (7, 183642112), (8, 160686848), (14, 91821056), (16, 80343424), (28, 45910528), (32, 40171712), (56, 22955264), (64, 20085856), (112, 11477632), (128, 10042928), (224, 5738816), (256, 5021464), (448, 2869408), (512, 2510732), (896, 1434704), (1024, 1255366), (1792, 717352), (2048, 627683), (3584, 358676), (7168, 179338), (14336, 89669)]