2029681915

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{337}}^1$

素因数の和:751

約数の個数: 32

約数和(自身を含む): 2532404160

約数和(自身を除く): 502722245

約数列:

[1, 5, 43, 109, 215, 257, 337, 545, 1285, 1685, 4687, 11051, 14491, 23435, 28013, 36733, 55255, 72455, 86609, 140065, 183665, 433045, 1204559, 1579519, 3724187, 6022795, 7897595, 9440381, 18620935, 47201905, 405936383, 2029681915]

約数ペア:

[(1, 2029681915), (5, 405936383), (43, 47201905), (109, 18620935), (215, 9440381), (257, 7897595), (337, 6022795), (545, 3724187), (1285, 1579519), (1685, 1204559), (4687, 433045), (11051, 183665), (14491, 140065), (23435, 86609), (28013, 72455), (36733, 55255)]