209899105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{1601}}^1\times {\mathrm{2017}}^1$

素因数の和:3636

約数の個数: 16

約数和(自身を含む): 271558224

約数和(自身を除く): 61659119

約数列:

[1, 5, 13, 65, 1601, 2017, 8005, 10085, 20813, 26221, 104065, 131105, 3229217, 16146085, 41979821, 209899105]

約数ペア:

[(1, 209899105), (5, 41979821), (13, 16146085), (65, 3229217), (1601, 131105), (2017, 104065), (8005, 26221), (10085, 20813)]