16559361

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20219}}^1$

素因数の和:20245

約数の個数: 24

約数和(自身を含む): 29440320

約数和(自身を除く): 12880959

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 20219, 60657, 141533, 181971, 262847, 424599, 788541, 1273797, 1839929, 2365623, 5519787, 16559361]

約数ペア:

[(1, 16559361), (3, 5519787), (7, 2365623), (9, 1839929), (13, 1273797), (21, 788541), (39, 424599), (63, 262847), (91, 181971), (117, 141533), (273, 60657), (819, 20219)]