12956853

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1531}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 21962752

約数和(自身を除く): 9005899

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 1531, 2821, 4593, 8463, 10717, 19903, 32151, 47461, 59709, 139321, 142383, 332227, 417963, 616993, 996681, 1850979, 4318951, 12956853]

約数ペア:

[(1, 12956853), (3, 4318951), (7, 1850979), (13, 996681), (21, 616993), (31, 417963), (39, 332227), (91, 142383), (93, 139321), (217, 59709), (273, 47461), (403, 32151), (651, 19903), (1209, 10717), (1531, 8463), (2821, 4593)]