1771145

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 16

約数和(自身を含む): 2291328

約数和(自身を除く): 520183

約数列:

[1, 5, 17, 67, 85, 311, 335, 1139, 1555, 5287, 5695, 20837, 26435, 104185, 354229, 1771145]

約数ペア:

[(1, 1771145), (5, 354229), (17, 104185), (67, 26435), (85, 20837), (311, 5695), (335, 5287), (1139, 1555)]