16043139

素因数分解:

$3^2\times 7^3\times {\mathrm{5197}}^1$

素因数の和:5224

約数の個数: 24

約数和(自身を含む): 27029600

約数和(自身を除く): 10986461

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 5197, 15591, 36379, 46773, 109137, 254653, 327411, 763959, 1782571, 2291877, 5347713, 16043139]

約数ペア:

[(1, 16043139), (3, 5347713), (7, 2291877), (9, 1782571), (21, 763959), (49, 327411), (63, 254653), (147, 109137), (343, 46773), (441, 36379), (1029, 15591), (3087, 5197)]