289193517

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{337}}^1\times {\mathrm{859}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 441833600

約数和(自身を除く): 152640083

約数列:

[1, 3, 9, 27, 37, 111, 333, 337, 859, 999, 1011, 2577, 3033, 7731, 9099, 12469, 23193, 31783, 37407, 95349, 112221, 286047, 289483, 336663, 858141, 868449, 2605347, 7816041, 10710871, 32132613, 96397839, 289193517]

約数ペア:

[(1, 289193517), (3, 96397839), (9, 32132613), (27, 10710871), (37, 7816041), (111, 2605347), (333, 868449), (337, 858141), (859, 336663), (999, 289483), (1011, 286047), (2577, 112221), (3033, 95349), (7731, 37407), (9099, 31783), (12469, 23193)]