389928636

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{27283}}^1$

素因数の和:27690

約数の個数: 36

約数和(自身を含む): 988171912

約数和(自身を除く): 598243276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1588, 2382, 3573, 4764, 7146, 14292, 27283, 54566, 81849, 109132, 163698, 245547, 327396, 491094, 982188, 10831351, 21662702, 32494053, 43325404, 64988106, 97482159, 129976212, 194964318, 389928636]

約数ペア:

[(1, 389928636), (2, 194964318), (3, 129976212), (4, 97482159), (6, 64988106), (9, 43325404), (12, 32494053), (18, 21662702), (36, 10831351), (397, 982188), (794, 491094), (1191, 327396), (1588, 245547), (2382, 163698), (3573, 109132), (4764, 81849), (7146, 54566), (14292, 27283)]