12811617

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15643}}^1$

素因数の和:15669

約数の個数: 24

約数和(自身を含む): 22777664

約数和(自身を除く): 9966047

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 15643, 46929, 109501, 140787, 203359, 328503, 610077, 985509, 1423513, 1830231, 4270539, 12811617]

約数ペア:

[(1, 12811617), (3, 4270539), (7, 1830231), (9, 1423513), (13, 985509), (21, 610077), (39, 328503), (63, 203359), (91, 140787), (117, 109501), (273, 46929), (819, 15643)]