15111279

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{947}}^1$

素因数の和:1156

約数の個数: 20

約数和(自身を含む): 22712184

約数和(自身を除く): 7600905

約数列:

[1, 3, 9, 27, 81, 197, 591, 947, 1773, 2841, 5319, 8523, 15957, 25569, 76707, 186559, 559677, 1679031, 5037093, 15111279]

約数ペア:

[(1, 15111279), (3, 5037093), (9, 1679031), (27, 559677), (81, 186559), (197, 76707), (591, 25569), (947, 15957), (1773, 8523), (2841, 5319)]