1900385851

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{2129}}^1$

素因数の和:2743

約数の個数: 32

約数和(自身を含む): 2481978240

約数和(自身を除く): 581592389

約数列:

[1, 7, 13, 17, 91, 119, 221, 577, 1547, 2129, 4039, 7501, 9809, 14903, 27677, 36193, 52507, 68663, 127517, 193739, 253351, 470509, 892619, 1228433, 3293563, 8599031, 15969629, 20883361, 111787403, 146183527, 271483693, 1900385851]

約数ペア:

[(1, 1900385851), (7, 271483693), (13, 146183527), (17, 111787403), (91, 20883361), (119, 15969629), (221, 8599031), (577, 3293563), (1547, 1228433), (2129, 892619), (4039, 470509), (7501, 253351), (9809, 193739), (14903, 127517), (27677, 68663), (36193, 52507)]