12420591

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1019}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 17625600

約数和(自身を除く): 5205009

約数列:

[1, 3, 17, 51, 239, 717, 1019, 3057, 4063, 12189, 17323, 51969, 243541, 730623, 4140197, 12420591]

約数ペア:

[(1, 12420591), (3, 4140197), (17, 730623), (51, 243541), (239, 51969), (717, 17323), (1019, 12189), (3057, 4063)]