39209217

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 17814783

約数列:

[1, 3, 19, 57, 59, 89, 131, 177, 267, 393, 1121, 1691, 2489, 3363, 5073, 5251, 7467, 7729, 11659, 15753, 23187, 34977, 99769, 146851, 221521, 299307, 440553, 664563, 687881, 2063643, 13069739, 39209217]

約数ペア:

[(1, 39209217), (3, 13069739), (19, 2063643), (57, 687881), (59, 664563), (89, 440553), (131, 299307), (177, 221521), (267, 146851), (393, 99769), (1121, 34977), (1691, 23187), (2489, 15753), (3363, 11659), (5073, 7729), (5251, 7467)]