71899477

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17123}}^1$

素因数の和:17172

約数の個数: 16

約数和(自身を含む): 86304960

約数和(自身を除く): 14405483

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 17123, 222599, 291091, 325337, 3784183, 4229381, 5530729, 71899477]

約数ペア:

[(1, 71899477), (13, 5530729), (17, 4229381), (19, 3784183), (221, 325337), (247, 291091), (323, 222599), (4199, 17123)]