1257347

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{337}}^1$

素因数の和:398

約数の個数: 16

約数和(自身を含む): 1589952

約数和(自身を除く): 332605

約数列:

[1, 7, 13, 41, 91, 287, 337, 533, 2359, 3731, 4381, 13817, 30667, 96719, 179621, 1257347]

約数ペア:

[(1, 1257347), (7, 179621), (13, 96719), (41, 30667), (91, 13817), (287, 4381), (337, 3731), (533, 2359)]