172081

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 16

約数和(自身を含む): 222208

約数和(自身を除く): 50127

約数列:

[1, 7, 13, 31, 61, 91, 217, 403, 427, 793, 1891, 2821, 5551, 13237, 24583, 172081]

約数ペア:

[(1, 172081), (7, 24583), (13, 13237), (31, 5551), (61, 2821), (91, 1891), (217, 793), (403, 427)]