13420239

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{13597}}^1$

素因数の和:13654

約数の個数: 16

約数和(自身を含む): 20886528

約数和(自身を除く): 7466289

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 13597, 40791, 95179, 285537, 639059, 1917177, 4473413, 13420239]

約数ペア:

[(1, 13420239), (3, 4473413), (7, 1917177), (21, 639059), (47, 285537), (141, 95179), (329, 40791), (987, 13597)]