257029113

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{23531}}^1$

素因数の和:23876

約数の個数: 16

約数和(自身を含む): 375005952

約数和(自身を除く): 117976839

約数列:

[1, 3, 11, 33, 331, 993, 3641, 10923, 23531, 70593, 258841, 776523, 7788761, 23366283, 85676371, 257029113]

約数ペア:

[(1, 257029113), (3, 85676371), (11, 23366283), (33, 7788761), (331, 776523), (993, 258841), (3641, 70593), (10923, 23531)]