138171964

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{9929}}^1$

素因数の和:10018

約数の個数: 36

約数和(自身を含む): 285269040

約数和(自身を除く): 147097076

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 6958, 9929, 13916, 19858, 39716, 69503, 139006, 278012, 486521, 704959, 973042, 1409918, 1946084, 2819836, 4934713, 9869426, 19738852, 34542991, 69085982, 138171964]

約数ペア:

[(1, 138171964), (2, 69085982), (4, 34542991), (7, 19738852), (14, 9869426), (28, 4934713), (49, 2819836), (71, 1946084), (98, 1409918), (142, 973042), (196, 704959), (284, 486521), (497, 278012), (994, 139006), (1988, 69503), (3479, 39716), (6958, 19858), (9929, 13916)]