2005778505

素因数分解:

$3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{463}}^1\times {\mathrm{857}}^1$

素因数の和:1665

約数の個数: 32

約数和(自身を含む): 3229484544

約数和(自身を除く): 1223706039

約数列:

[1, 3, 5, 15, 337, 463, 857, 1011, 1389, 1685, 2315, 2571, 4285, 5055, 6945, 12855, 156031, 288809, 396791, 468093, 780155, 866427, 1190373, 1444045, 1983955, 2340465, 4332135, 5951865, 133718567, 401155701, 668592835, 2005778505]

約数ペア:

[(1, 2005778505), (3, 668592835), (5, 401155701), (15, 133718567), (337, 5951865), (463, 4332135), (857, 2340465), (1011, 1983955), (1389, 1444045), (1685, 1190373), (2315, 866427), (2571, 780155), (4285, 468093), (5055, 396791), (6945, 288809), (12855, 156031)]