210490623

素因数分解:

$3^3\times 7^2\times {\mathrm{389}}^1\times {\mathrm{409}}^1$

素因数の和:821

約数の個数: 48

約数和(自身を含む): 364572000

約数和(自身を除く): 154081377

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 389, 409, 441, 1167, 1227, 1323, 2723, 2863, 3501, 3681, 8169, 8589, 10503, 11043, 19061, 20041, 24507, 25767, 57183, 60123, 73521, 77301, 159101, 171549, 180369, 477303, 514647, 541107, 1113707, 1431909, 3341121, 4295727, 7795949, 10023363, 23387847, 30070089, 70163541, 210490623]

約数ペア:

[(1, 210490623), (3, 70163541), (7, 30070089), (9, 23387847), (21, 10023363), (27, 7795949), (49, 4295727), (63, 3341121), (147, 1431909), (189, 1113707), (389, 541107), (409, 514647), (441, 477303), (1167, 180369), (1227, 171549), (1323, 159101), (2723, 77301), (2863, 73521), (3501, 60123), (3681, 57183), (8169, 25767), (8589, 24507), (10503, 20041), (11043, 19061)]