81387712

素因数分解:

$2^6\times 7^1\times {\mathrm{181669}}^1$

素因数の和:181688

約数の個数: 28

約数和(自身を含む): 184576720

約数和(自身を除く): 103189008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 181669, 363338, 726676, 1271683, 1453352, 2543366, 2906704, 5086732, 5813408, 10173464, 11626816, 20346928, 40693856, 81387712]

約数ペア:

[(1, 81387712), (2, 40693856), (4, 20346928), (7, 11626816), (8, 10173464), (14, 5813408), (16, 5086732), (28, 2906704), (32, 2543366), (56, 1453352), (64, 1271683), (112, 726676), (224, 363338), (448, 181669)]