138194968

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{243301}}^1$

素因数の和:243378

約数の個数: 16

約数和(自身を含む): 262766160

約数和(自身を除く): 124571192

約数列:

[1, 2, 4, 8, 71, 142, 284, 568, 243301, 486602, 973204, 1946408, 17274371, 34548742, 69097484, 138194968]

約数ペア:

[(1, 138194968), (2, 69097484), (4, 34548742), (8, 17274371), (71, 1946408), (142, 973204), (284, 486602), (568, 243301)]