57257431

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5591}}^1$

素因数の和:5635

約数の個数: 24

約数和(自身を含む): 76498560

約数和(自身を除く): 19241129

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 5591, 10241, 39137, 61501, 106229, 273959, 430507, 743603, 1168519, 3013549, 5205221, 8179633, 57257431]

約数ペア:

[(1, 57257431), (7, 8179633), (11, 5205221), (19, 3013549), (49, 1168519), (77, 743603), (133, 430507), (209, 273959), (539, 106229), (931, 61501), (1463, 39137), (5591, 10241)]