28170856

素因数分解:

$2^3\times 7^1\times {\mathrm{571}}^1\times {\mathrm{881}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 60540480

約数和(自身を除く): 32369624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 571, 881, 1142, 1762, 2284, 3524, 3997, 4568, 6167, 7048, 7994, 12334, 15988, 24668, 31976, 49336, 503051, 1006102, 2012204, 3521357, 4024408, 7042714, 14085428, 28170856]

約数ペア:

[(1, 28170856), (2, 14085428), (4, 7042714), (7, 4024408), (8, 3521357), (14, 2012204), (28, 1006102), (56, 503051), (571, 49336), (881, 31976), (1142, 24668), (1762, 15988), (2284, 12334), (3524, 7994), (3997, 7048), (4568, 6167)]