20174229

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 29877120

約数和(自身を除く): 9702891

約数列:

[1, 3, 9, 83, 113, 239, 249, 339, 717, 747, 1017, 2151, 9379, 19837, 27007, 28137, 59511, 81021, 84411, 178533, 243063, 2241581, 6724743, 20174229]

約数ペア:

[(1, 20174229), (3, 6724743), (9, 2241581), (83, 243063), (113, 178533), (239, 84411), (249, 81021), (339, 59511), (717, 28137), (747, 27007), (1017, 19837), (2151, 9379)]