28409326

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 32

約数和(自身を含む): 48470400

約数和(自身を除く): 20061074

約数列:

[1, 2, 11, 22, 43, 59, 86, 118, 473, 509, 649, 946, 1018, 1298, 2537, 5074, 5599, 11198, 21887, 27907, 30031, 43774, 55814, 60062, 240757, 330341, 481514, 660682, 1291333, 2582666, 14204663, 28409326]

約数ペア:

[(1, 28409326), (2, 14204663), (11, 2582666), (22, 1291333), (43, 660682), (59, 481514), (86, 330341), (118, 240757), (473, 60062), (509, 55814), (649, 43774), (946, 30031), (1018, 27907), (1298, 21887), (2537, 11198), (5074, 5599)]