12803217

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 20496384

約数和(自身を除く): 7693167

約数列:

[1, 3, 7, 21, 31, 71, 93, 213, 217, 277, 497, 651, 831, 1491, 1939, 2201, 5817, 6603, 8587, 15407, 19667, 25761, 46221, 59001, 60109, 137669, 180327, 413007, 609677, 1829031, 4267739, 12803217]

約数ペア:

[(1, 12803217), (3, 4267739), (7, 1829031), (21, 609677), (31, 413007), (71, 180327), (93, 137669), (213, 60109), (217, 59001), (277, 46221), (497, 25761), (651, 19667), (831, 15407), (1491, 8587), (1939, 6603), (2201, 5817)]