81715962

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{21247}}^1$

素因数の和:21893

約数の個数: 16

約数和(自身を含む): 163694592

約数和(自身を除く): 81978630

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 21247, 42494, 63741, 127482, 13619327, 27238654, 40857981, 81715962]

約数ペア:

[(1, 81715962), (2, 40857981), (3, 27238654), (6, 13619327), (641, 127482), (1282, 63741), (1923, 42494), (3846, 21247)]