209985144

素因数分解:

$2^3\times 3^1\times {\mathrm{647}}^1\times {\mathrm{13523}}^1$

素因数の和:14179

約数の個数: 32

約数和(自身を含む): 525813120

約数和(自身を除く): 315827976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 647, 1294, 1941, 2588, 3882, 5176, 7764, 13523, 15528, 27046, 40569, 54092, 81138, 108184, 162276, 324552, 8749381, 17498762, 26248143, 34997524, 52496286, 69995048, 104992572, 209985144]

約数ペア:

[(1, 209985144), (2, 104992572), (3, 69995048), (4, 52496286), (6, 34997524), (8, 26248143), (12, 17498762), (24, 8749381), (647, 324552), (1294, 162276), (1941, 108184), (2588, 81138), (3882, 54092), (5176, 40569), (7764, 27046), (13523, 15528)]