12161691

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 19212800

約数和(自身を除く): 7051109

約数列:

[1, 3, 9, 19, 27, 57, 151, 157, 171, 453, 471, 513, 1359, 1413, 2869, 2983, 4077, 4239, 8607, 8949, 23707, 25821, 26847, 71121, 77463, 80541, 213363, 450433, 640089, 1351299, 4053897, 12161691]

約数ペア:

[(1, 12161691), (3, 4053897), (9, 1351299), (19, 640089), (27, 450433), (57, 213363), (151, 80541), (157, 77463), (171, 71121), (453, 26847), (471, 25821), (513, 23707), (1359, 8949), (1413, 8607), (2869, 4239), (2983, 4077)]