27421205

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 39321600

約数和(自身を除く): 11900395

約数列:

[1, 5, 7, 31, 35, 127, 155, 199, 217, 635, 889, 995, 1085, 1393, 3937, 4445, 6169, 6965, 19685, 25273, 27559, 30845, 43183, 126365, 137795, 176911, 215915, 783463, 884555, 3917315, 5484241, 27421205]

約数ペア:

[(1, 27421205), (5, 5484241), (7, 3917315), (31, 884555), (35, 783463), (127, 215915), (155, 176911), (199, 137795), (217, 126365), (635, 43183), (889, 30845), (995, 27559), (1085, 25273), (1393, 19685), (3937, 6965), (4445, 6169)]