131661789

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{49367}}^1$

素因数の和:49504

約数の個数: 16

約数和(自身を含む): 202211328

約数和(自身を除く): 70549539

約数列:

[1, 3, 7, 21, 127, 381, 889, 2667, 49367, 148101, 345569, 1036707, 6269609, 18808827, 43887263, 131661789]

約数ペア:

[(1, 131661789), (3, 43887263), (7, 18808827), (21, 6269609), (127, 1036707), (381, 345569), (889, 148101), (2667, 49367)]