15981849

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5939}}^1$

素因数の和:5981

約数の個数: 24

約数和(自身を含む): 25945920

約数和(自身を除く): 9964071

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 897, 2691, 5939, 17817, 53451, 77207, 136597, 231621, 409791, 694863, 1229373, 1775761, 5327283, 15981849]

約数ペア:

[(1, 15981849), (3, 5327283), (9, 1775761), (13, 1229373), (23, 694863), (39, 409791), (69, 231621), (117, 136597), (207, 77207), (299, 53451), (897, 17817), (2691, 5939)]