31256856

素因数分解:

$2^3\times 3^2\times {\mathrm{53}}^1\times {\mathrm{8191}}^1$

素因数の和:8256

約数の個数: 48

約数和(自身を含む): 86261760

約数和(自身を除く): 55004904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 53, 72, 106, 159, 212, 318, 424, 477, 636, 954, 1272, 1908, 3816, 8191, 16382, 24573, 32764, 49146, 65528, 73719, 98292, 147438, 196584, 294876, 434123, 589752, 868246, 1302369, 1736492, 2604738, 3472984, 3907107, 5209476, 7814214, 10418952, 15628428, 31256856]

約数ペア:

[(1, 31256856), (2, 15628428), (3, 10418952), (4, 7814214), (6, 5209476), (8, 3907107), (9, 3472984), (12, 2604738), (18, 1736492), (24, 1302369), (36, 868246), (53, 589752), (72, 434123), (106, 294876), (159, 196584), (212, 147438), (318, 98292), (424, 73719), (477, 65528), (636, 49146), (954, 32764), (1272, 24573), (1908, 16382), (3816, 8191)]