81237909

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{19301}}^1$

素因数の和:19388

約数の個数: 16

約数和(自身を含む): 114885504

約数和(自身を除く): 33647595

約数列:

[1, 3, 23, 61, 69, 183, 1403, 4209, 19301, 57903, 443923, 1177361, 1331769, 3532083, 27079303, 81237909]

約数ペア:

[(1, 81237909), (3, 27079303), (23, 3532083), (61, 1331769), (69, 1177361), (183, 443923), (1403, 57903), (4209, 19301)]