12958623

素因数分解:

$3^4\times {\mathrm{157}}^1\times {\mathrm{1019}}^1$

素因数の和:1188

約数の個数: 20

約数和(自身を含む): 19500360

約数和(自身を除く): 6541737

約数列:

[1, 3, 9, 27, 81, 157, 471, 1019, 1413, 3057, 4239, 9171, 12717, 27513, 82539, 159983, 479949, 1439847, 4319541, 12958623]

約数ペア:

[(1, 12958623), (3, 4319541), (9, 1439847), (27, 479949), (81, 159983), (157, 82539), (471, 27513), (1019, 12717), (1413, 9171), (3057, 4239)]