27997310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1279}}^1$

素因数の和:1496

約数の個数: 32

約数和(自身を含む): 55296000

約数和(自身を除く): 27298690

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 199, 398, 995, 1279, 1990, 2189, 2558, 4378, 6395, 10945, 12790, 14069, 21890, 28138, 70345, 140690, 254521, 509042, 1272605, 2545210, 2799731, 5599462, 13998655, 27997310]

約数ペア:

[(1, 27997310), (2, 13998655), (5, 5599462), (10, 2799731), (11, 2545210), (22, 1272605), (55, 509042), (110, 254521), (199, 140690), (398, 70345), (995, 28138), (1279, 21890), (1990, 14069), (2189, 12790), (2558, 10945), (4378, 6395)]