13981209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1428

約数の個数: 16

約数和(自身を含む): 20404224

約数和(自身を除く): 6423015

約数列:

[1, 3, 11, 33, 431, 983, 1293, 2949, 4741, 10813, 14223, 32439, 423673, 1271019, 4660403, 13981209]

約数ペア:

[(1, 13981209), (3, 4660403), (11, 1271019), (33, 423673), (431, 32439), (983, 14223), (1293, 10813), (2949, 4741)]