205179987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{829}}^1$

素因数の和:1083

約数の個数: 32

約数和(自身を含む): 304058880

約数和(自身を除く): 98878893

約数列:

[1, 3, 17, 23, 51, 69, 211, 391, 633, 829, 1173, 2487, 3587, 4853, 10761, 14093, 14559, 19067, 42279, 57201, 82501, 174919, 247503, 324139, 524757, 972417, 2973623, 4023137, 8920869, 12069411, 68393329, 205179987]

約数ペア:

[(1, 205179987), (3, 68393329), (17, 12069411), (23, 8920869), (51, 4023137), (69, 2973623), (211, 972417), (391, 524757), (633, 324139), (829, 247503), (1173, 174919), (2487, 82501), (3587, 57201), (4853, 42279), (10761, 19067), (14093, 14559)]