172370919

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{139121}}^1$

素因数の和:139190

約数の個数: 16

約数和(自身を含む): 267114240

約数和(自身を除く): 94743321

約数列:

[1, 3, 7, 21, 59, 177, 413, 1239, 139121, 417363, 973847, 2921541, 8208139, 24624417, 57456973, 172370919]

約数ペア:

[(1, 172370919), (3, 57456973), (7, 24624417), (21, 8208139), (59, 2921541), (177, 973847), (413, 417363), (1239, 139121)]