1377621

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 2407680

約数和(自身を除く): 1030059

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 111, 189, 197, 259, 333, 591, 777, 999, 1379, 1773, 2331, 4137, 5319, 6993, 7289, 12411, 21867, 37233, 51023, 65601, 153069, 196803, 459207, 1377621]

約数ペア:

[(1, 1377621), (3, 459207), (7, 196803), (9, 153069), (21, 65601), (27, 51023), (37, 37233), (63, 21867), (111, 12411), (189, 7289), (197, 6993), (259, 5319), (333, 4137), (591, 2331), (777, 1773), (999, 1379)]