12666615

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3821}}^1$

素因数の和:3859

約数の個数: 32

約数和(自身を含む): 23115456

約数和(自身を除く): 10448841

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 3821, 11463, 19105, 49673, 57315, 64957, 149019, 194871, 248365, 324785, 745095, 844441, 974355, 2533323, 4222205, 12666615]

約数ペア:

[(1, 12666615), (3, 4222205), (5, 2533323), (13, 974355), (15, 844441), (17, 745095), (39, 324785), (51, 248365), (65, 194871), (85, 149019), (195, 64957), (221, 57315), (255, 49673), (663, 19105), (1105, 11463), (3315, 3821)]