201519993

素因数分解:

$3^1\times {\mathrm{277}}^1\times {\mathrm{281}}^1\times {\mathrm{863}}^1$

素因数の和:1424

約数の個数: 16

約数和(自身を含む): 270936576

約数和(自身を除く): 69416583

約数列:

[1, 3, 277, 281, 831, 843, 863, 2589, 77837, 233511, 239051, 242503, 717153, 727509, 67173331, 201519993]

約数ペア:

[(1, 201519993), (3, 67173331), (277, 727509), (281, 717153), (831, 242503), (843, 239051), (863, 233511), (2589, 77837)]