257933013

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{881}}^1\times {\mathrm{7507}}^1$

素因数の和:8404

約数の個数: 16

約数和(自身を含む): 370835136

約数和(自身を除く): 112902123

約数列:

[1, 3, 13, 39, 881, 2643, 7507, 11453, 22521, 34359, 97591, 292773, 6613667, 19841001, 85977671, 257933013]

約数ペア:

[(1, 257933013), (3, 85977671), (13, 19841001), (39, 6613667), (881, 292773), (2643, 97591), (7507, 34359), (11453, 22521)]