31590879

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1\times {\mathrm{439}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 45386880

約数和(自身を除く): 13796001

約数列:

[1, 3, 17, 51, 83, 249, 289, 439, 867, 1317, 1411, 4233, 7463, 22389, 23987, 36437, 71961, 109311, 126871, 380613, 619429, 1858287, 10530293, 31590879]

約数ペア:

[(1, 31590879), (3, 10530293), (17, 1858287), (51, 619429), (83, 380613), (249, 126871), (289, 109311), (439, 71961), (867, 36437), (1317, 23987), (1411, 22389), (4233, 7463)]