201138968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1478963}}^1$

素因数の和:1478986

約数の個数: 16

約数和(自身を含む): 399320280

約数和(自身を除く): 198181312

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1478963, 2957926, 5915852, 11831704, 25142371, 50284742, 100569484, 201138968]

約数ペア:

[(1, 201138968), (2, 100569484), (4, 50284742), (8, 25142371), (17, 11831704), (34, 5915852), (68, 2957926), (136, 1478963)]