1984287745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1\times {\mathrm{1987}}^1$

素因数の和:2341

約数の個数: 32

約数和(自身を含む): 2647443456

約数和(自身を除く): 663155711

約数列:

[1, 5, 11, 55, 67, 271, 335, 737, 1355, 1987, 2981, 3685, 9935, 14905, 18157, 21857, 90785, 109285, 133129, 199727, 538477, 665645, 998635, 1464419, 2692385, 5923247, 7322095, 29616235, 36077959, 180389795, 396857549, 1984287745]

約数ペア:

[(1, 1984287745), (5, 396857549), (11, 180389795), (55, 36077959), (67, 29616235), (271, 7322095), (335, 5923247), (737, 2692385), (1355, 1464419), (1987, 998635), (2981, 665645), (3685, 538477), (9935, 199727), (14905, 133129), (18157, 109285), (21857, 90785)]