81139716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{321983}}^1$

素因数の和:322000

約数の個数: 36

約数和(自身を含む): 234404352

約数和(自身を除く): 153264636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 321983, 643966, 965949, 1287932, 1931898, 2253881, 2897847, 3863796, 4507762, 5795694, 6761643, 9015524, 11591388, 13523286, 20284929, 27046572, 40569858, 81139716]

約数ペア:

[(1, 81139716), (2, 40569858), (3, 27046572), (4, 20284929), (6, 13523286), (7, 11591388), (9, 9015524), (12, 6761643), (14, 5795694), (18, 4507762), (21, 3863796), (28, 2897847), (36, 2253881), (42, 1931898), (63, 1287932), (84, 965949), (126, 643966), (252, 321983)]