3960621

素因数分解:

$3^2\times 7^3\times {\mathrm{1283}}^1$

素因数の和:1310

約数の個数: 24

約数和(自身を含む): 6676800

約数和(自身を除く): 2716179

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1283, 3087, 3849, 8981, 11547, 26943, 62867, 80829, 188601, 440069, 565803, 1320207, 3960621]

約数ペア:

[(1, 3960621), (3, 1320207), (7, 565803), (9, 440069), (21, 188601), (49, 80829), (63, 62867), (147, 26943), (343, 11547), (441, 8981), (1029, 3849), (1283, 3087)]