51806871

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{12541}}^1$

素因数の和:12573

約数の個数: 24

約数和(自身を含む): 82175184

約数和(自身を除く): 30368313

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 12541, 37623, 112869, 213197, 338607, 639591, 1015821, 1918773, 3047463, 5756319, 17268957, 51806871]

約数ペア:

[(1, 51806871), (3, 17268957), (9, 5756319), (17, 3047463), (27, 1918773), (51, 1015821), (81, 639591), (153, 338607), (243, 213197), (459, 112869), (1377, 37623), (4131, 12541)]