2541891

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 4105728

約数和(自身を除く): 1563837

約数列:

[1, 3, 11, 17, 23, 33, 51, 69, 187, 197, 253, 391, 561, 591, 759, 1173, 2167, 3349, 4301, 4531, 6501, 10047, 12903, 13593, 36839, 49841, 77027, 110517, 149523, 231081, 847297, 2541891]

約数ペア:

[(1, 2541891), (3, 847297), (11, 231081), (17, 149523), (23, 110517), (33, 77027), (51, 49841), (69, 36839), (187, 13593), (197, 12903), (253, 10047), (391, 6501), (561, 4531), (591, 4301), (759, 3349), (1173, 2167)]