16005591

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1063}}^1$

素因数の和:1315

約数の個数: 24

約数和(自身を含む): 26557440

約数和(自身を除く): 10551849

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1063, 1673, 2151, 3189, 5019, 7441, 9567, 15057, 22323, 66969, 254057, 762171, 1778399, 2286513, 5335197, 16005591]

約数ペア:

[(1, 16005591), (3, 5335197), (7, 2286513), (9, 1778399), (21, 762171), (63, 254057), (239, 66969), (717, 22323), (1063, 15057), (1673, 9567), (2151, 7441), (3189, 5019)]