25090318

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:744

約数の個数: 24

約数和(自身を含む): 41655600

約数和(自身を除く): 16565282

約数列:

[1, 2, 11, 22, 121, 199, 242, 398, 521, 1042, 2189, 4378, 5731, 11462, 24079, 48158, 63041, 103679, 126082, 207358, 1140469, 2280938, 12545159, 25090318]

約数ペア:

[(1, 25090318), (2, 12545159), (11, 2280938), (22, 1140469), (121, 207358), (199, 126082), (242, 103679), (398, 63041), (521, 48158), (1042, 24079), (2189, 11462), (4378, 5731)]