66921789

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2383}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 104361984

約数和(自身を除く): 37440195

約数列:

[1, 3, 11, 23, 33, 37, 69, 111, 253, 407, 759, 851, 1221, 2383, 2553, 7149, 9361, 26213, 28083, 54809, 78639, 88171, 164427, 264513, 602899, 969881, 1808697, 2027933, 2909643, 6083799, 22307263, 66921789]

約数ペア:

[(1, 66921789), (3, 22307263), (11, 6083799), (23, 2909643), (33, 2027933), (37, 1808697), (69, 969881), (111, 602899), (253, 264513), (407, 164427), (759, 88171), (851, 78639), (1221, 54809), (2383, 28083), (2553, 26213), (7149, 9361)]