12821730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1663}}^1$

素因数の和:1930

約数の個数: 32

約数和(自身を含む): 30910464

約数和(自身を除く): 18088734

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 257, 514, 771, 1285, 1542, 1663, 2570, 3326, 3855, 4989, 7710, 8315, 9978, 16630, 24945, 49890, 427391, 854782, 1282173, 2136955, 2564346, 4273910, 6410865, 12821730]

約数ペア:

[(1, 12821730), (2, 6410865), (3, 4273910), (5, 2564346), (6, 2136955), (10, 1282173), (15, 854782), (30, 427391), (257, 49890), (514, 24945), (771, 16630), (1285, 9978), (1542, 8315), (1663, 7710), (2570, 4989), (3326, 3855)]