129840815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{117503}}^1$

素因数の和:117538

約数の個数: 16

約数和(自身を含む): 177666048

約数和(自身を除く): 47825233

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 117503, 587515, 1527539, 1997551, 7637695, 9987755, 25968163, 129840815]

約数ペア:

[(1, 129840815), (5, 25968163), (13, 9987755), (17, 7637695), (65, 1997551), (85, 1527539), (221, 587515), (1105, 117503)]