77906865

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{937}}^1$

素因数の和:1209

約数の個数: 32

約数和(自身を含む): 130749696

約数和(自身を除く): 52842831

約数列:

[1, 3, 5, 15, 23, 69, 115, 241, 345, 723, 937, 1205, 2811, 3615, 4685, 5543, 14055, 16629, 21551, 27715, 64653, 83145, 107755, 225817, 323265, 677451, 1129085, 3387255, 5193791, 15581373, 25968955, 77906865]

約数ペア:

[(1, 77906865), (3, 25968955), (5, 15581373), (15, 5193791), (23, 3387255), (69, 1129085), (115, 677451), (241, 323265), (345, 225817), (723, 107755), (937, 83145), (1205, 64653), (2811, 27715), (3615, 21551), (4685, 16629), (5543, 14055)]