278317047

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{16487}}^1$

素因数の和:16838

約数の個数: 16

約数和(自身を含む): 394129152

約数和(自身を除く): 115812105

約数列:

[1, 3, 17, 51, 331, 993, 5627, 16487, 16881, 49461, 280279, 840837, 5457197, 16371591, 92772349, 278317047]

約数ペア:

[(1, 278317047), (3, 92772349), (17, 16371591), (51, 5457197), (331, 840837), (993, 280279), (5627, 49461), (16487, 16881)]