2065156905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{9839}}^1$

素因数の和:11853

約数の個数: 32

約数和(自身を含む): 3778560000

約数和(自身を除く): 1713403095

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1999, 5997, 9839, 9995, 13993, 29517, 29985, 41979, 49195, 68873, 69965, 147585, 206619, 209895, 344365, 1033095, 19668161, 59004483, 98340805, 137677127, 295022415, 413031381, 688385635, 2065156905]

約数ペア:

[(1, 2065156905), (3, 688385635), (5, 413031381), (7, 295022415), (15, 137677127), (21, 98340805), (35, 59004483), (105, 19668161), (1999, 1033095), (5997, 344365), (9839, 209895), (9995, 206619), (13993, 147585), (29517, 69965), (29985, 68873), (41979, 49195)]