209002145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1319}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 284359680

約数和(自身を除く): 75357535

約数列:

[1, 5, 11, 43, 55, 67, 215, 335, 473, 737, 1319, 2365, 2881, 3685, 6595, 14405, 14509, 31691, 56717, 72545, 88373, 158455, 283585, 441865, 623887, 972103, 3119435, 3800039, 4860515, 19000195, 41800429, 209002145]

約数ペア:

[(1, 209002145), (5, 41800429), (11, 19000195), (43, 4860515), (55, 3800039), (67, 3119435), (215, 972103), (335, 623887), (473, 441865), (737, 283585), (1319, 158455), (2365, 88373), (2881, 72545), (3685, 56717), (6595, 31691), (14405, 14509)]