31472568

素因数分解:

$2^3\times 3^2\times {\mathrm{521}}^1\times {\mathrm{839}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 85503600

約数和(自身を除く): 54031032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 521, 839, 1042, 1563, 1678, 2084, 2517, 3126, 3356, 4168, 4689, 5034, 6252, 6712, 7551, 9378, 10068, 12504, 15102, 18756, 20136, 30204, 37512, 60408, 437119, 874238, 1311357, 1748476, 2622714, 3496952, 3934071, 5245428, 7868142, 10490856, 15736284, 31472568]

約数ペア:

[(1, 31472568), (2, 15736284), (3, 10490856), (4, 7868142), (6, 5245428), (8, 3934071), (9, 3496952), (12, 2622714), (18, 1748476), (24, 1311357), (36, 874238), (72, 437119), (521, 60408), (839, 37512), (1042, 30204), (1563, 20136), (1678, 18756), (2084, 15102), (2517, 12504), (3126, 10068), (3356, 9378), (4168, 7551), (4689, 6712), (5034, 6252)]