47387809

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{1667}}^1$

素因数の和:1836

約数の個数: 16

約数和(自身を含む): 56365056

約数和(自身を除く): 8977247

約数列:

[1, 7, 31, 131, 217, 917, 1667, 4061, 11669, 28427, 51677, 218377, 361739, 1528639, 6769687, 47387809]

約数ペア:

[(1, 47387809), (7, 6769687), (31, 1528639), (131, 361739), (217, 218377), (917, 51677), (1667, 28427), (4061, 11669)]