17958987

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{1097}}^1$

素因数の和:1227

約数の個数: 24

約数和(自身を含む): 27748656

約数和(自身を除く): 9789669

約数列:

[1, 3, 9, 17, 51, 107, 153, 321, 963, 1097, 1819, 3291, 5457, 9873, 16371, 18649, 55947, 117379, 167841, 352137, 1056411, 1995443, 5986329, 17958987]

約数ペア:

[(1, 17958987), (3, 5986329), (9, 1995443), (17, 1056411), (51, 352137), (107, 167841), (153, 117379), (321, 55947), (963, 18649), (1097, 16371), (1819, 9873), (3291, 5457)]