208067913

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19709}}^1$

素因数の和:19758

約数の個数: 32

約数和(自身を含む): 340588800

約数和(自身を除く): 132520887

約数列:

[1, 3, 9, 17, 23, 27, 51, 69, 153, 207, 391, 459, 621, 1173, 3519, 10557, 19709, 59127, 177381, 335053, 453307, 532143, 1005159, 1359921, 3015477, 4079763, 7706219, 9046431, 12239289, 23118657, 69355971, 208067913]

約数ペア:

[(1, 208067913), (3, 69355971), (9, 23118657), (17, 12239289), (23, 9046431), (27, 7706219), (51, 4079763), (69, 3015477), (153, 1359921), (207, 1005159), (391, 532143), (459, 453307), (621, 335053), (1173, 177381), (3519, 59127), (10557, 19709)]