138515427

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{39769}}^1$

素因数の和:39824

約数の個数: 20

約数和(自身を含む): 211735480

約数和(自身を除く): 73220053

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 39769, 119307, 357921, 1073763, 1710067, 3221289, 5130201, 15390603, 46171809, 138515427]

約数ペア:

[(1, 138515427), (3, 46171809), (9, 15390603), (27, 5130201), (43, 3221289), (81, 1710067), (129, 1073763), (387, 357921), (1161, 119307), (3483, 39769)]