2017878903

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{26861}}^1$

素因数の和:27375

約数の個数: 24

約数和(自身を含む): 3092568336

約数和(自身を除く): 1074689433

約数列:

[1, 3, 9, 17, 51, 153, 491, 1473, 4419, 8347, 25041, 26861, 75123, 80583, 241749, 456637, 1369911, 4109733, 13188751, 39566253, 118698759, 224208767, 672626301, 2017878903]

約数ペア:

[(1, 2017878903), (3, 672626301), (9, 224208767), (17, 118698759), (51, 39566253), (153, 13188751), (491, 4109733), (1473, 1369911), (4419, 456637), (8347, 241749), (25041, 80583), (26861, 75123)]