11972473015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1553}}^1\times {\mathrm{1559}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 15359984640

約数和(自身を除く): 3387511625

約数列:

[1, 5, 23, 43, 115, 215, 989, 1553, 1559, 4945, 7765, 7795, 35719, 35857, 66779, 67037, 178595, 179285, 333895, 335185, 1535917, 1541851, 2421127, 7679585, 7709255, 12105635, 55685921, 104108461, 278429605, 520542305, 2394494603, 11972473015]

約数ペア:

[(1, 11972473015), (5, 2394494603), (23, 520542305), (43, 278429605), (115, 104108461), (215, 55685921), (989, 12105635), (1553, 7709255), (1559, 7679585), (4945, 2421127), (7765, 1541851), (7795, 1535917), (35719, 335185), (35857, 333895), (66779, 179285), (67037, 178595)]